Fossils rockhounding sites in Montana

Trilobites, brachiopods, petrified wood, and other paleontological collecting on public land.

129 fossils destinations in Montana.

Rockhounding sites in Montana — fossils: 129 spots in our directory. Sort live from your phone with near me, or browse all U.S. fossils rockhounding sites and the Montana state page.

Guides & hubs: Montana rockhounding guide · Rockhounding near Helena — sapphire digs & day trips · Gem mining near me — Montana sapphire washes

Fossils collecting in Montana

Trilobites, brachiopods, petrified wood, and other paleontological collecting on public land.

We currently document 129 fossils collecting sites in Montana. Each listing includes original descriptions, visitor notes, and last-updated dates when available.

What to know before you collect

Fossils destinations in Montana vary widely in access, season, and legality. Some are official recreation areas; others are informal gravel bars. Read the access and safety sections on each listing — never assume collecting is allowed without checking current signage.

For trip planning beyond this filter, browse the full Montana state page, our guides, or use near me to sort by distance from your location.

How we research listings · Report a correction · Safety disclaimer

Amnh 31-6, Cashen Pocket — fossil rockhounding site near Montana, MT
FossilMT

Amnh 31-6, Cashen Pocket

Fossil collection site in the Cloverly, Big Horn County, Montana. Environment: "channel". Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Amnh 32-2, Mott Creek — fossil rockhounding site near Montana, MT
FossilMT

Amnh 32-2, Mott Creek

Fossil collection site in the Cloverly, Big Horn County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Amnh 3238, Cedar Creek — fossil rockhounding site near Montana, MT
FossilMT

Amnh 3238, Cedar Creek

Fossil collection site in the Pierre Shale, Dawson County, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Amnh Mt-10 Judith River 2 — fossil rockhounding site near The Judith River, MT
FossilMT

Amnh Mt-10 Judith River 2

Fossil collection site in the Judith River, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesThe Judith River
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Ankylosaur Point — fossil rockhounding site near Montana, MT
FossilMT

Ankylosaur Point

Fossil collection site in the Judith River, Chouteau County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Big Dry East Quarry — fossil rockhounding site near Montana, MT
FossilMT

Big Dry East Quarry

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Big Nose Hill (rom) — fossil rockhounding site near Montana, MT
FossilMT

Big Nose Hill (rom)

Fossil collection site in the Willow Creek, Glacier County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Bl-1083 Blackleaf Bl-9 — fossil rockhounding site near Montana, MT
FossilMT

Bl-1083 Blackleaf Bl-9

Fossil collection site in the Blackleaf, Lima County, Montana. Environment: "floodplain". Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Black Eagle (5) — fossil rockhounding site near Montana, MT
FossilMT

Black Eagle (5)

Fossil collection site in the Blackleaf, Cascade County, Montana. Environment: fluvial-lacustrine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Black Tail Creek — fossil rockhounding site near Montana, MT
FossilMT

Black Tail Creek

Fossil collection site in the Two Medicine, Glacier County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Bob's Vacation Site — fossil rockhounding site near Montana, MT
FossilMT

Bob's Vacation Site

Fossil collection site in the Two Medicine, Glacier County, Montana. Environment: "floodplain". Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Bullwacker Coulee — fossil rockhounding site near Montana, MT
FossilMT

Bullwacker Coulee

Fossil collection site in the Judith River, Blaine County, Montana. Environment: lacustrine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Camp-o-saur, Mor Tm-003 — fossil rockhounding site near Montana, MT
FossilMT

Camp-o-saur, Mor Tm-003

Fossil collection site in the Two Medicine, Teton County, Montana. Environment: "floodplain". Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Cashen Ranch (mcz) — fossil rockhounding site near Montana, MT
FossilMT

Cashen Ranch (mcz)

Fossil collection site in the Cloverly, Big Horn County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Castle Butte (usnm) — fossil rockhounding site near Montana, MT
FossilMT

Castle Butte (usnm)

Fossil collection site in the Hell Creek, Rosebud County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Cloverly (omnh V62) — fossil rockhounding site near Montana, MT
FossilMT

Cloverly (omnh V62)

Fossil collection site in the Cloverly, Big Horn County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Cm Locality 5084 — fossil rockhounding site near Montana, MT
FossilMT

Cm Locality 5084

Fossil collection site in the Kishenehn, Flathead County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Conor's Microsite (cm) — fossil rockhounding site near Montana, MT
FossilMT

Conor's Microsite (cm)

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: crevasse splay. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Constenius Park (kishenehn) — fossil rockhounding site near The Kishenehn, MT
FossilMT

Constenius Park (kishenehn)

Fossil collection site in the Kishenehn, Montana. Environment: lacustrine - large. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesThe Kishenehn
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Douglass Creek Locality 1 — fossil rockhounding site near Montana, MT
FossilMT

Douglass Creek Locality 1

Fossil collection site, Powell County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Dry Fork Coulee — fossil rockhounding site near Montana, MT
FossilMT

Dry Fork Coulee

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Eagle Formation Vb9611 — fossil rockhounding site near Montana, MT
FossilMT

Eagle Formation Vb9611

Fossil collection site in the Eagle, Carbon County, Montana. Environment: wet floodplain. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Eagle Formation Vb9617 — fossil rockhounding site near Montana, MT
FossilMT

Eagle Formation Vb9617

Fossil collection site in the Eagle, Carbon County, Montana. Environment: wet floodplain. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Eagle Sandstone — fossil rockhounding site near Montana, MT
FossilMT

Eagle Sandstone

Fossil collection site in the Eagle Sandstone, Fergus County, Montana. Environment: deltaic indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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East Monarch, Unit E — fossil rockhounding site near Montana, MT
FossilMT

East Monarch, Unit E

Fossil collection site in the Sappington, Cascade County, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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East Of Hyde Post-office — fossil rockhounding site near County, MT
FossilMT

East Of Hyde Post-office

Fossil collection site, Gallatin County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesCounty
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Egg Gulch, Mor Tm-008 — fossil rockhounding site near Montana, MT
FossilMT

Egg Gulch, Mor Tm-008

Fossil collection site in the Two Medicine, Teton County, Montana. Environment: "floodplain". Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Engdahl Anthills 1 — fossil rockhounding site near Montana, MT
FossilMT

Engdahl Anthills 1

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Engdahl Anthills 3 — fossil rockhounding site near Montana, MT
FossilMT

Engdahl Anthills 3

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Ferguson Ranch (fr) — fossil rockhounding site near Montana, MT
FossilMT

Ferguson Ranch (fr)

Fossil collection site in the Hell Creek, McCone County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Francis Ranch, Unit E — fossil rockhounding site near Montana, MT
FossilMT

Francis Ranch, Unit E

Fossil collection site in the Sappington, Meagher County, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Glac-palloc-0001 — fossil rockhounding site near Montana, MT
FossilMT

Glac-palloc-0001

Fossil collection site in the Kishenehn, Flathead County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Golden Val. (mt) Pinnid — fossil rockhounding site near Montana, MT
FossilMT

Golden Val. (mt) Pinnid

Fossil collection site in the Heath, Golden Valley County, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Harmonica Hollow — fossil rockhounding site near Montana, MT
FossilMT

Harmonica Hollow

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Kerr Butte (ucmp V75196) — fossil rockhounding site near Montana, MT
FossilMT

Kerr Butte (ucmp V75196)

Fossil collection site in the Fort Union, Garfield County County, Montana. Environment: "channel". Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Lead Slug Hill 1 — fossil rockhounding site near Montana, MT
FossilMT

Lead Slug Hill 1

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Lima Region (proxy) — fossil rockhounding site near Montana, MT
FossilMT

Lima Region (proxy)

Fossil collection site in the Aspen Shale, Beaverhead County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Madison Valley — fossil rockhounding site near County County, MT
FossilMT

Madison Valley

Fossil collection site in the Madison Valley, Gallatin County County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesCounty County
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Medicine Rocks Site 1 — fossil rockhounding site near Montana, MT
FossilMT

Medicine Rocks Site 1

Fossil collection site in the Fort Union, Carter County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Missouri Breaks (uc-913) — fossil rockhounding site near Montana, MT
FossilMT

Missouri Breaks (uc-913)

Fossil collection site in the Judith River, Fergus County, Montana. Environment: channel lag. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Moose Creek Unit E — fossil rockhounding site near County, MT
FossilMT

Moose Creek Unit E

Fossil collection site in the Three Forks Shale, Gallatin County, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesCounty
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Mor 692 (proxy) — fossil rockhounding site near Montana, MT
FossilMT

Mor 692 (proxy)

Fossil collection site in the Judith River, Petroleum County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Mor Locality Hc-064 — fossil rockhounding site near Montana, MT
FossilMT

Mor Locality Hc-064

Fossil collection site in the Hell Creek, Dawson County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Mor Locality Hc-430 — fossil rockhounding site near Montana, MT
FossilMT

Mor Locality Hc-430

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: crevasse splay. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Mor Locality Hc-517 — fossil rockhounding site near Montana, MT
FossilMT

Mor Locality Hc-517

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Mor Locality Hc-557 — fossil rockhounding site near Montana, MT
FossilMT

Mor Locality Hc-557

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: fluvial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Mv 8313 Bryans Crop — fossil rockhounding site near Montana, MT
FossilMT

Mv 8313 Bryans Crop

Fossil collection site in the Heath, Fergus County, Montana. Environment: open shallow subtidal. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Near Fish Creek — fossil rockhounding site near Montana, MT
FossilMT

Near Fish Creek

Fossil collection site in the Pierre Shale, Sweet Grass County, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Near River, Logan — fossil rockhounding site near Montana, MT
FossilMT

Near River, Logan

Fossil collection site in the Three Forks, Broadwater County, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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New Havre Badlands — fossil rockhounding site near Montana, MT
FossilMT

New Havre Badlands

Fossil collection site in the Judith River, Blaine County, Montana. Environment: lacustrine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Ninja Turtle Locality — fossil rockhounding site near Montana, MT
FossilMT

Ninja Turtle Locality

Fossil collection site in the Hell Creek, Carter County, Montana. Environment: channel lag. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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North Of Dupuyer — fossil rockhounding site near Montana, MT
FossilMT

North Of Dupuyer

Fossil collection site in the Two Medicine, Pondera County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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North Of Jordan — fossil rockhounding site near Montana, MT
FossilMT

North Of Jordan

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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North Of Lewistown — fossil rockhounding site near Montana, MT
FossilMT

North Of Lewistown

Fossil collection site in the Bearpaw Shale, Fergus County, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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O'conner's Site — fossil rockhounding site near Montana, MT
FossilMT

O'conner's Site

Fossil collection site in the Hell Creek, Garfield/McCone County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Omnh Locality V1061 — fossil rockhounding site near Montana, MT
FossilMT

Omnh Locality V1061

Fossil collection site in the Cloverly, Carbon County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Otter Fm. Fauna, Otter Fm. — fossil rockhounding site near Montana, MT
FossilMT

Otter Fm. Fauna, Otter Fm.

Fossil collection site in the Otter, Cascade County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Peak North Of Ross — fossil rockhounding site near The Sappington, MT
FossilMT

Peak North Of Ross

Fossil collection site in the Sappington, montana. Environment: transition zone/lower shoreface. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesThe Sappington
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Peck's Rex Site (proxy) — fossil rockhounding site near Montana, MT
FossilMT

Peck's Rex Site (proxy)

Fossil collection site in the Hell Creek, McCone County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Pipestone Springs — fossil rockhounding site near Montana, MT
FossilMT

Pipestone Springs

Fossil collection site in the Renova, Jefferson County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Plan B Locality — fossil rockhounding site near Montana, MT
FossilMT

Plan B Locality

Fossil collection site in the Melville, Sweetgrass County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Pryor Mountains — fossil rockhounding site near Montana, MT
FossilMT

Pryor Mountains

Pryor Mountains is a documented mineral occurrence near MT. Reported specimens include Fossiles, Agate, Chalcedony, Jasper, Petrified wood. Verify land access and collecting rules before visiting.

Fee variesMontana
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Rattlesnake Ridge Quarry — fossil rockhounding site near Montana, MT
FossilMT

Rattlesnake Ridge Quarry

Fossil collection site in the Morrison, Carbon County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Red Hill, Unit E — fossil rockhounding site near Montana, MT
FossilMT

Red Hill, Unit E

Fossil collection site in the Sappington, Jefferson County, Montana. Environment: reef, buildup or bioherm. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Rex Hill Locality — fossil rockhounding site near Montana, MT
FossilMT

Rex Hill Locality

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Salmond Ranch Egg Site — fossil rockhounding site near Montana, MT
FossilMT

Salmond Ranch Egg Site

Fossil collection site in the Horsethief, Teton County, Montana. Environment: mire/swamp. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Sbmnh Berry Loc. 1 — fossil rockhounding site near Montana, MT
FossilMT

Sbmnh Berry Loc. 1

Fossil collection site in the Deep River, Meagher County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Sbmnh Berry Loc. 2 — fossil rockhounding site near Montana, MT
FossilMT

Sbmnh Berry Loc. 2

Fossil collection site in the Deep River, Meagher County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Sbmnh Berry Loc. 3 — fossil rockhounding site near Montana, MT
FossilMT

Sbmnh Berry Loc. 3

Fossil collection site in the Deep River, Meagher County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Sbmnh Berry Loc. 4 — fossil rockhounding site near Montana, MT
FossilMT

Sbmnh Berry Loc. 4

Fossil collection site in the Deep River, Meagher County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Shield Wolf Quarry (swq) — fossil rockhounding site near Montana, MT
FossilMT

Shield Wolf Quarry (swq)

Fossil collection site in the Lance, Carbon County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Sixteenmile Creek, South Fork — fossil rockhounding site near The Colorado Shale, MT
FossilMT

Sixteenmile Creek, South Fork

Fossil collection site in the Colorado Shale, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesThe Colorado Shale
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South Of Hardin — fossil rockhounding site near Montana, MT
FossilMT

South Of Hardin

Fossil collection site in the Telegraph Creek, Big Horn County, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Southeast Of Lismas — fossil rockhounding site near Montana, MT
FossilMT

Southeast Of Lismas

Fossil collection site in the Hell Creek, McCone County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Southwest Of Wyola — fossil rockhounding site near Montana, MT
FossilMT

Southwest Of Wyola

Fossil collection site in the Eagle Sandstone, Big Horn County, Montana. Environment: marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Terry — petrified wood rockhounding site near Montana, MT
Petrified woodMT

Terry

Terry is a documented mineral occurrence near MT. Reported specimens include Petrified wood, Chalcedony, Jasper. Verify land access and collecting rules before visiting.

Fee variesMontana
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Tiger Butte Mammoth — fossil rockhounding site near Montana, MT
FossilMT

Tiger Butte Mammoth

Fossil collection site in the Wiota Gravels, Cascade County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Trumbo's Anthill — fossil rockhounding site near Montana, MT
FossilMT

Trumbo's Anthill

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: coarse channel fill. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Ualvp Locality No. 55 — fossil rockhounding site near Montana, MT
FossilMT

Ualvp Locality No. 55

Fossil collection site in the Kishenehn, Flathead County, Montana. Environment: lacustrine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13359 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13359

Fossil collection site in the Heath, Meagher County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13365 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13365

Fossil collection site in the Heath, Fergus County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13366 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13366

Fossil collection site in the Heath, Fergus County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13367 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13367

Fossil collection site in the Heath, Fergus County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13368 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13368

Fossil collection site in the Heath, Fergus County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13369 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13369

Fossil collection site in the Heath, Fergus County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13387 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13387

Fossil collection site in the Heath, Fergus County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13390 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13390

Fossil collection site in the Otter, Fergus County, Montana. Environment: lagoonal. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13392 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13392

Fossil collection site in the Heath, Fergus County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13402 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13402

Fossil collection site in the Heath, Fergus County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 13408 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 13408

Fossil collection site in the Heath, Fergus County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs "blue File" Loc. 14103 — fossil rockhounding site near Montana, MT
FossilMT

Usgs "blue File" Loc. 14103

Fossil collection site in the Heath, Broadwater County, Montana. Environment: offshore. Source: Paleobiology Database (PBDB), CC BY 4.0.

Fee variesMontana
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Usgs 16430-pc — fossil rockhounding site near Montana, MT
FossilMT

Usgs 16430-pc

Fossil collection site in the Lodgepole Limestone, Jefferson County, Montana. Environment: shallow subtidal indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Usgs 16434-pc — fossil rockhounding site near County, MT
FossilMT

Usgs 16434-pc

Fossil collection site in the Lodgepole Limestone, Gallatin County, Montana. Environment: shallow subtidal indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Usgs 24065, Near Teigen — fossil rockhounding site near Montana, MT
FossilMT

Usgs 24065, Near Teigen

Fossil collection site in the Mowry, Petroleum County, Montana. Environment: offshore indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Usgs Locality 9199 — fossil rockhounding site near Montana, MT
FossilMT

Usgs Locality 9199

Fossil collection site in the Fort Union, Custer County, Montana. Environment: fluvial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Usgs Locality D6763 — fossil rockhounding site near Montana, MT
FossilMT

Usgs Locality D6763

Fossil collection site in the Fort Union, Powder River County, Montana. Environment: fluvial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Usgs Locality D6765 — fossil rockhounding site near Montana, MT
FossilMT

Usgs Locality D6765

Fossil collection site in the Fort Union, Powder River County, Montana. Environment: fluvial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Usgs Locality D6767 — fossil rockhounding site near Montana, MT
FossilMT

Usgs Locality D6767

Fossil collection site in the Fort Union, Powder River County, Montana. Environment: fluvial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Usgs Locality D6768 — fossil rockhounding site near Montana, MT
FossilMT

Usgs Locality D6768

Fossil collection site in the Fort Union, Powder River County, Montana. Environment: fluvial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Western Carter County — fossil rockhounding site near Montana, MT
FossilMT

Western Carter County

Fossil collection site in the Hell Creek, Carter County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Wild Horse Basin — fossil rockhounding site near Montana, MT
FossilMT

Wild Horse Basin

Fossil collection site in the Hell Creek, Garfield County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Willow Creek (cm) — fossil rockhounding site near Montana, MT
FossilMT

Willow Creek (cm)

Fossil collection site in the Judith River, Fergus County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Willow Creek [usnm] — fossil rockhounding site near Montana, MT
FossilMT

Willow Creek [usnm]

Fossil collection site in the Judith River, Fergus County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Wolf Creek Canyon (mcz) — fossil rockhounding site near Montana, MT
FossilMT

Wolf Creek Canyon (mcz)

Fossil collection site in the Cloverly, Carbon County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Woodhawk Bonebed — fossil rockhounding site near Montana, MT
FossilMT

Woodhawk Bonebed

Fossil collection site in the Judith River, Fergus County, Montana. Environment: marginal marine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Ypm 64-23, Horse Coulée — fossil rockhounding site near Montana, MT
FossilMT

Ypm 64-23, Horse Coulée

Fossil collection site in the Cloverly, Big Horn County, Montana. Environment: "channel". Source: Paleobiology Database (PBDB), CC BY 4.0.

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Ypm 64-29, Point Creek — fossil rockhounding site near Montana, MT
FossilMT

Ypm 64-29, Point Creek

Fossil collection site in the Cloverly, Big Horn County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Ypm 64-38, Scott Creek — fossil rockhounding site near Montana, MT
FossilMT

Ypm 64-38, Scott Creek

Fossil collection site in the Cloverly, Big Horn County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Ypm 64-39, Push Creek — fossil rockhounding site near Montana, MT
FossilMT

Ypm 64-39, Push Creek

Fossil collection site in the Cloverly, Big Horn County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Ypm 64-41, Lande Ranch — fossil rockhounding site near Montana, MT
FossilMT

Ypm 64-41, Lande Ranch

Fossil collection site in the Cloverly, Big Horn County, Montana. Environment: lacustrine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Ypm 64-43, Lande Ranch — fossil rockhounding site near Montana, MT
FossilMT

Ypm 64-43, Lande Ranch

Fossil collection site in the Cloverly, Big Horn County, Montana. Environment: lacustrine indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Ypm 64-47, Warren — fossil rockhounding site near Montana, MT
FossilMT

Ypm 64-47, Warren

Fossil collection site in the Cloverly, Carbon County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Ypm Locality Vp 07405 — fossil rockhounding site near Montana, MT
FossilMT

Ypm Locality Vp 07405

Fossil collection site in the Hell Creek, Fallon County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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Yurek Ranch, Giffen — fossil rockhounding site near Montana, MT
FossilMT

Yurek Ranch, Giffen

Fossil collection site in the Morrison, Cascade County, Montana. Environment: terrestrial indet.. Source: Paleobiology Database (PBDB), CC BY 4.0.

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