False razor shell fossilised in limestone
Clam shell fossilised in black limestone
Fossilised oyster shells
Fossilised Exogyra africana Oyster shells
Sea urchin fossilised in limestone
Discitoceras leveilleanum Nautiloid shell
Freshwater mussel shell
River clam shells on slab
Rugose coral on limestone surface
Merocanites compressus shell
Fossilised sponge
Fossilised cockroach
Rugose coral with pitted surface
Whiteavesia bivalve mollusk fossil
Iceland cockle
Fossilised Clavithes shell
Fossilised ammonite shell
Cap shell, Jurassic era
Belemnite shell fossilised in clay
False olive shell
Glass Sponge fossil
Nautiloid fossil
Sea lilies fossilised in black stone
Belemnite fossilised in limestone
Fossil oyster
Millerella fossils in polished limestone
Ammonite shell fossilised in clay
Turtle skull bivalve fossil
Bivalve fossil
Cone shell
Serupulid worms fossilised in limestone
Ammonite shell fossilised in limestone
Belemnotheutis antiqua fossilised in clay
Panopea glycimeris shell
Baculites ammonite shells
Ecphora quadricostata Sea snail
Pelican's foot gastropod fossil
Cassis canellata (Helmet shell)
Ficopsis penita (Fig shell), Eocene era
Nerinea shell and cross-section view
Fossil coral
Heliophyllum fossil
Rugose coral fossil
Fossil Oyster
Carboniferous limestone with crinoid stem
Heart urchin fossilised in limestone
Sundial shell fossil
Fossil scorpions
Tusk shell (Dentalium) fossilised in rock
Fossilised Lepidodendron bark
Mollusc fossil breccia
Jewel-box shell
Swamp clam fossil
Paper clam
Ammonite shell showing whorl profile
Acrosterigma dalli cockle shells
Cyrtoceras Nautiloid shell
Goniatites crenistria fossilised in shale
Fossilised coral (Thecosmilia trichotoma)
Ammonite fossil
Snakestone ammonite
Trilobite fossil
Clymenia laevigata fossilized in limestone
Fossil mollusc
Fossil molluscs
Loganograptus fossil
Retiolites fossil on shale
Phyllograptus fossil
Orthograptus fossil
Tetragraptus fossil
Fossilized Selenopeltis trilobite
Hymenocaris fossilized in stone
Fossilized Sphaerexochus
Fossilized Onnia trilobite
Oxyoticeras oxynotum ammonite fossil
Harpoceras falciferum ammonite shell
Amaltheus stokesi ammonite shell
Slit shell fossil
Ammonite fossils
Remains of fossilised Eurypterids
Goldfuss coral fossil
Fossilised remains of turtle shell
Gymnosperm fossil
Alethopteris seed fern fossil
Asterophyllites horsetail fossil
Lepidodendron plant fossil
Mariopteris pteridosperm fossil
Pecopteris fern fossil
Brachyphyllum fossil plant
Brachiopods productus fossil
Fossil Cystoid
Eurypterid, illustration
Fossil Trilobite, Dicranurus monstrosus
Fossil sea urchin spines
Fossilised Echinoid
Fossil Oyster (Alectryonia diluviana)
Oyster fossil
Lithostrotion, coral fossil
Cystoid fossilized in Wenlock limestone
Fish plate fossils in Kaibab limestone
Fossilised lithistid demosponge
Olenus gibbosus trilobite fossil
Fossil scallops
Oyster shell, LM micrograph
Fossil arachnid
Fossil scallop shell
Fossilised coral
Astarte clam fossils in limestone
Archimediella pontoni shell
Fossilised giant horsetail stem
Dorsal view of fossilized Archaeogeryon
Fossil crinoids
Fossil ammonite
Insects fossilised in amber
Annularia fossil plant
Serpulid worms fossilised on rock
Fossil oysters
Alectryonia fossil oyster
Fossil Vauxia sponge
Didymograptus, graptolite fossil
Wiwaxia Burgess Shale fossil
Belemnite fossil
Promicroceras ammonites fossil
Fossil Squid
Fossil Turritella casts
Cystoid fossilised in Wenlock limestone
Fossil sand tiger shark teeth
Fossilised Mud Crab
Fossil Pecten shells
A pair of Eurypterus remipes
Balteurypteru
Fossil Discosauriscus amphibian
Marrella arthropod fossil
Fossil Sea Scorpion (Eurypterus remipes)
Fossil trilobite, Phacops
Cambrian Trilobite
Eurypterids
Paraconularia fossil
Fossil trilobite
Fossilised tooth of Crow Shark
Trimerocephalus trilobite fossil
Sea urchin fossils
Sea urchin fossil
Soliclymenia ammonoid fossil
Muschelkalk limestone, light micrograph
Crinoidal limestone, light micrograph
Priscacara fossil fish
Knightia fossil fish
Fossilised extinct Jurassic oyster
Priscacara fish fossil
Phareodus fish fossil
Fossil torvosaurus dinosaur claw
Raphidonema fossil
Softshell aquatic turtle fossil, Wyoming, USA
Fossil crinoid
Fossil Seed Fern Leaf (Neuropteris)
Fossil Seed Fern
Walchia sp., fossil plant
Odontopteris subcrenulata, fossil plant
Eusphenopteris neuropteroides fossil plant
Callipteridium pteridium fossil plant
Otovicia hypnoides fossil plant
Mariopteris muricata, fossil plant
Sigillaria plant fossil
Cyclostigma plant fossil
Jurassic Ammonite Fossil (Dactylioceras)
Lonsdaleia, coral fossil
Megapezia footprints, fossil specimen
Fossil bryozoan, SEM
Marine turtle fossilised skull
Pecopteris fossil fern
Fossilised tooth of Striatolamia
Fossil Worm burrows (Arthrophycus)