All Fossils

Explore fossils identified by our AI-powered system

Worn Crow Shark Tooth - Body fossil, Vertebrate (Chondrichthyes)

Worn Crow Shark Tooth (Late Cretaceous)

Fossil Shark Tooth Fragment - Body fossil (Vertebrate tooth); typically permineralized phosphate

Fossil Shark Tooth Fragment (Neogene (Miocene to Pliocene))

Fossilized Shark Tooth - Body fossil; Vertebrate (Chondrichthyes)

Fossilized Shark Tooth (Neogene (likely Miocene or Pliocene))

Mineralized Fossil Bone Fragment - Body fossil; vertebrate skeletal remain

Mineralized Fossil Bone Fragment (Likely Quaternary or Neogene)

Stingray Pavement Tooth - Body fossil; Chondrichthyan dental plate fragment (Vertebrate)

Stingray Pavement Tooth (Cretaceous to Neogene (likely Miocene or Pliocene))

Flint Nodule / Pseudofossil - Inorganic concretion often mistaken for a trace fossil (ichnofossil) or small bone

Flint Nodule / Pseudofossil (Cretaceous (likely from Chalk formations))

Fossil Shark Tooth (Crow Shark) - Body fossil; Vertebrate (Chondrichthyes)

Fossil Shark Tooth (Crow Shark) (Late Cretaceous)

Fossil Shark Tooth - Body fossil; Vertebrate (Chondrichthyes)

Fossil Shark Tooth (Neogene (likely Miocene or Pliocene))

Shark Tooth Fragment (Sand Tiger or Mackerel Shark) - Body fossil (vertebrate dental material)

Shark Tooth Fragment (Sand Tiger or Mackerel Shark) (Neogene Period (Miocene to Pliocene Epochs))

Sand Tiger Shark Tooth - Body Fossil (Vertebrate tooth)

Sand Tiger Shark Tooth (Miocene to Pliocene)

Sand Tiger Shark Tooth - Body fossil, Vertebrate (Chondrichthyes)

Sand Tiger Shark Tooth (Neogene (Miocene to Pliocene))

Fossilized pufferfish mouth plate (Diodontid jaw) - Body fossil, vertebrate element

Fossilized pufferfish mouth plate (Diodontid jaw) (Neogene (likely Pliocene to Pleistocene))

Stingray Tail Barb (Tail Spine) - Body fossil (Dermal spine); Vertebrate (Chondrichthyes)

Stingray Tail Barb (Tail Spine) (Neogene (Miocene to Pliocene))

Fossilized Crab Claw Finger (Dactyl) - Invertebrate Body Fossil (Skeletal part)

Fossilized Crab Claw Finger (Dactyl) (Neogene to Quaternary (likely Miocene, Pliocene, or Pleistocene))

Sirenian Rib Bone Fragment (Sea Cow) - Body fossil; Vertebrate skeletal remains

Sirenian Rib Bone Fragment (Sea Cow) (Miocene to Pliocene)

Dugongid Rib Bone (Sea Cow fossil bone fragment) - Body fossil (vertebrate skeletal element - rib fragment)

Dugongid Rib Bone (Sea Cow fossil bone fragment) (Late Miocene to Pliocene)

Fossilized Mammal Bone Fragment (likely Sirenia or Megaherbivore) - Body fossil; Vertebrate skeletal material

Fossilized Mammal Bone Fragment (likely Sirenia or Megaherbivore) (Neogene to Quaternary (Miocene to Pleistocene epochs)...

Phylloceras Ammonoidea (Ammonite Section) - Body fossil/Cast; Invertebrate Cephalopod

Phylloceras Ammonoidea (Ammonite Section) (Jurassic to Cretaceous)

Calcite-filled Geode or Geological Mineral Specimen (Non-Fossil) - None (Geological mineral formation often mistaken for fossilized bone or wood)

Calcite-filled Geode or Geological Mineral Specimen (Non-Fossil) (Indeterminate (Likely Sedimentary or Metamorphic era c...

Colonial Rugose Coral (Honeycomb Coral or Star Coral) - Body fossil; Invertebrate (Cnidaria); Colonial Coral

Colonial Rugose Coral (Honeycomb Coral or Star Coral) (Carboniferous Period (likely Mississippian/Pennsylvanian subtypes...

Weathered Sedimentary Nodule (Pseudofossil) - None (Pseudofossil); Geologic concretion or weathered clast

Weathered Sedimentary Nodule (Pseudofossil) (Indeterminate; likely Paleozoic to Cenozoic matrix)

Pseudo-fossil (River-worn Sedimentary Rock) - Geological specimen (non-fossil); broad biological classification: None

Pseudo-fossil (River-worn Sedimentary Rock) (Indeterminate (Matrix suggests Paleozoic or Mesozoic era))

Non-fossil Slag/Glass - Pseudofossil (Anthrogenic material)

Non-fossil Slag/Glass (Holocene (Anthropocene))

Non-fossiliferous Slag / Anthracite Coal - Pseudo-fossil; Industrial byproduct or metamorphic rock mineral

Non-fossiliferous Slag / Anthracite Coal (Unassigned (Potentially Carboniferous if natural coal; Modern if industrial sl...

Calamites Stem Fragment - Body fossil (compression/mold); Plant fossil (Palaeobotanical)

Calamites Stem Fragment (Carboniferous (specifically Pennsylvanian sub-period))

Solitary Rugose Coral (Horn Coral) - Body fossil (Internal/External Mold and Recrystallized Stem); Invertebrate

Solitary Rugose Coral (Horn Coral) (Paleozoic (likely Devonian to Carboniferous))

Crinoid Stem Fragments (Sea Lillies) - Body fossil; Invertebrate (Echinoderm)

Crinoid Stem Fragments (Sea Lillies) (Likely Mississippian/Pennsylvanian Subperiods (Carboniferous) or Devonian)

Trilobite Pygidium (Tail Segment) - Body fossil (Invertebrate arthropod exoskeleton fragment)

Trilobite Pygidium (Tail Segment) (Devonian (likely Middle Devonian))

Brachiopod (Lamp Shell) - Body fossil; Marine Invertebrate

Brachiopod (Lamp Shell) (Devonian to Carboniferous (Paleozoic Era))

Crinoid Columnal Segment (Sea Lily Stem) - Body fossil segment; Echinoderm (Invertebrate)

Crinoid Columnal Segment (Sea Lily Stem) (Likely Mississippian to Pennsylvanian (Carboniferous Period))

Brachiopod (Lamp Shell) - Body fossil / Invertebrate marine animal

Brachiopod (Lamp Shell) (Devonian - Carboniferous)

Brain Coral - Body fossil; Invertebrate (Scleractinian Coral)

Brain Coral (Neogene to Quaternary (likely Holocene or Pleistocene))

Petrified Fish Skeleton (Fragmentary) - Body fossil, vertebrate, mineralized skeletal remains

Petrified Fish Skeleton (Fragmentary) (Cretaceous (likely Lower Cretaceous))

Not a fossil (Chert Projectile Point Artifact) - Archaeological lithic artifact; categorized as a projectile point or knapped stone tool (not a biological fossil)

Not a fossil (Chert Projectile Point Artifact) (Holocene Epoch (dating from the Archaic to Woodland period of human hist...

Pseudo-fossil (Anthracite Coal Fragment) - Pseudo-fossil; Non-biological sedimentary carbonaceous material

Pseudo-fossil (Anthracite Coal Fragment) (Carboniferous (Pennsylvanian subperiod))

Pseudo-fossil (Anthracite Coal Fragment) - Non-fossilized mineral / Metamorphic Carbon (Plant-derived body fossil equivalent)

Pseudo-fossil (Anthracite Coal Fragment) (Carboniferous (Pennsylvanian sub-period))

Orthocone Nautiloid - Body fossil / Invertebrate Cephalopod

Orthocone Nautiloid (Devonian - Silurian)

Orthocone Nautiloid - Body fossil; Marine cephalopod (Invertebrate)

Orthocone Nautiloid (Devonian (possibly Silurian to Carboniferous))

Crinoid Ossicle (Columnal) - Body fossil; Invertebrate (Echinoderm)

Crinoid Ossicle (Columnal) (Mississippian sub-period of the Carboniferous Period)

Inoceramid Bivalve Shell Fragment - Body fossil (Calcitic shell fragment); Invertebrate bivalve mollusks

Inoceramid Bivalve Shell Fragment (Upper Cretaceous)

Non-fossil Mineral Specimen (Quartz Crystal) - None (Geological Mineral Specimen)

Non-fossil Mineral Specimen (Quartz Crystal) (Indeterminate (Likely Proterozoic to Cenozoic depending on locality))

Belemite Rostrum (Thunderbolt Stone) - Body fossil, Invertebrate Cephalopod (internal skeleton)

Belemite Rostrum (Thunderbolt Stone) (Jurassic to Late Cretaceous)