Mineralized Fossil

Fossil Coral

Cnidaria fossil (often Calcium Carbonate / CaCO3)

Fossil Snail Shell (Embedded in Resin)

Gastropoda fossil

Fossilized Tooth

Vertebrate Fossilized Tooth (Mineralized Biogenic Material)

Megalodon Shark Tooth

Otodus megalodon

Fossilized Bone

Fossilized Vertebrate Bone (Per mineralized)

Crinoidean Fossil (Stem Fragment)

Phylum Echinodermata, Class Crinoidea

Fossil Coral

Hexagonaria / Rugosa / Scleractinia

Petrified Wood

Silicified Wood (Quartzo-feldspathic fossil wood)

Fossil Sand Dollar (Echinoidea)

Phylum Echinodermata, Class Echinoidea (likely Dendraster or Scutella)

Fossil Coral

Rugose Coral or Tabulate Coral (Phylum Cnidaria)

Fossil shell fragment, likely brachiopod or bivalve

Indeterminate fossilized carbonate shell; possibly Spiriferida (brachiopod)

Mosasaur Tooth Fossil

Mosasauridae (likely Prognathodon or Mosasaurus)

Fossilized Blastoid (Sea Bud)

Pentremites sp. (Echinodermata, Blastoidea)

Fossilized Shark Tooth (Basal Bone)

Otodus sp. (Mineralized Hydroxyapatite)

Orthoceras fossil in limestone

Orthoceras regulare (extinct nautiloid cephalopod)

Fossil tooth, possibly shark tooth

Indeterminate fossilized vertebrate tooth; likely a shark tooth (possibly *Carcharhinus* or related genus)

Spinosaurid Dinosaur Tooth

Spinosaurus aegyptiacus (fossilized)

Petrified Wood

Silicified Wood (SiO2)

Fossilized oyster or other bivalve shell

Calcitic bioclast, commonly Ostrea spp. or Exogyra spp.

Fossil shell fragment

Likely a fossilized brachiopod or bivalve; exact taxon cannot be determined from the image

Fossil coral fragment

Likely calcitic colonial coral, possibly fossilized scleractinian coral

Fossilized Echinoid

Echinoidea (likely of the order Echinoidea)

Fossilized Shark Tooth in Matrix

Otodus sp. (likely Otodus obliquus)

Petrified Tabulate Coral

Favosites (Honeycomb Coral)

Fossilized Shark Tooth (Drum Fish Tooth/Pavement Tooth)

Sparidae or Sciaenidae (Crushing plate dental fossil)

Megalodon Shark Tooth Fossil

Otodus megalodon

Fossil coral fragment (probable)

Recrystallized fossil coral, commonly scleractinian or tabulate coral; exact identification requires magnification and locality

Fossilized Coral

Rugose Coral / Hexagonaria (Fossilized calcium carbonate)

Fossilized Coral

Hexagonaria (Rugose coral) / Calcium Carbonate (CaCO3)

Fossilized shell or brachiopod

Likely a calcareous brachiopod or bivalve fossil; exact identification requires clearer detail and scale

Petrified Wood

Silicified Wood (primarily Quartz/Chalcedony, SiO2)

Fossilized bivalve shell in limestone

Calcitic fossil shell; likely an oyster or other rudist/bivalve (Bivalvia), preserved in carbonate rock

Crinoid Stem Fossil

Crinoid columnal (Class Crinoidea)

Likely vertebra fossil or bone fragment

Indeterminate fossilized vertebra; mineralized hydroxyapatite, commonly Ca₅(PO₄)₃(OH)

Ammonite Fossil

Ammonoidea (subclass)

Fossilized ammonite

Ammonoidea (likely a ribbed Jurassic–Cretaceous ammonite), replaced mainly by calcite or silica

Fossilized Shark Tooth (Fragment)

Elasmobranchii gen. et sp. indet.

Fossilized Shark Tooth (Root Portion)

Selachimorpha (partial specimen)

Rugose Coral Fossil

Order Rugosa

Goniatite Fossil

Order Goniatitida

Fossilized Crinoid Stem in Pebble

Crinoidea (Class) preserved in calcite/matrix

Fossilized Shark Tooth (Carcharocles/Otodus or Sand Tiger Shark Tooth)

Elasmobranchii (Fossilized Tooth)