Straight Cephalopod Silurian
       
Straight Cephalopod Silurian
Wauwatosa
WI
USA
Richard P. Jacobs
Paleontology
Fossils
PA0140
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Category: Paleontology (509 found)


Dinosaur Track  

Dinosaur Track  

Dinosaur Track  

Dinosaur Tracks  

Dinosaur Tracks  

Dinosaur Tracks  

Dinosaur Track  

Reptile Tracks on Coconino Sandstone Permian  

Fish Fossil Eocene  

Skull of Fish Fossil Cretaceous  

Fossil Fish Cretaceous Kansas  

Fossil Fish Eocene  

Fossil Fish Eocene Wyoming  

Crinoid Stems Pennsylvanian  

Pelecypod Fossil Cretaceous  

Pelecypod Fossil Cretaceous  

Foraminifera on Quarter Pennsylvanian  

Foraminifera w/ Pin Pennsylvanian  

Shark's Tooth Miocene  

Branching Coral Miocene  

Horn Coral Devonian  

Graptolite Ordovician  

Coiled Cephalopod Jurassic  

Top and Bottom of Brachiopod  

Brachiopod Devonian  

Blastoid  

Head of Mososaur  

Dimetrodon Skeleton Permian  

Camptosaurus Skeleton Jurassic  

Ichthyosaur Impression Jurassic  

Albertosaurus over Lambeosaurus Dinosaur Cretaceous  

Brontosaurus Dinosaur Jurassic  

Sabre-toothed Cat Pleistocene  

Sabre-tooth Pleistocene  

Dire Wolf Pleistocene  

Promerycochoerus Oreodont Miocene  

Orohippus Horse Eocene  

Giraffe-like Camel Miocene  

Long-tailed Bat Eocene  

Long-jawed Mastadon Pliocene  

Northern Mammoth Pleistocene  

Horse Eocene  

Peccary Pleistocene  

Cacops Amphibian Permian  

Bird Pleistocene  

Great Ground Sloth Pleistocene  

Ground Sloth Pleistocene  

Archaeopteryx Impression Jurassic Bird  

Flying Reptile Jurassic  

Flying Reptile Jurassic  

Graptolites Ordovician  

Fan-like Graptolite Lower Paleozoic  

Dictyonema Graptolite Silurian  

Graptolite Silurian  

Honeycomb Coral Devonian  

Tabulate Coral Silurian  

Coral Silurian  

Tabulate Coral Devonian  

Compound Coral Devonian  

Sponge Ordovician  

Devonian Sponge  

Skull of Big-horned Bison Pleistocene  

Mummified Horse Pleistocene  

Leech-like Worm Silurian Carbonized Impression  

Leech-like Worm Silurian Carbonized Impression  

Marine Worms Ordovician  

Cast of Worm Trails in Sandstone Silurian  

Sea Worm Burrows Cambrian  

Marine Algae Silurian  

Tracks on Floor of Shallow Sea Cambrian  

Paramphibius Trails Devonian  

Fossil Bird Tracks Cretaceous  

Straight Cephalopod Silurian  

Large Straight Cephalopods  

Cephalopods Showing Current Orientation Ordovician  

Cephalopods Jurassic UW-Madison  

Cephalopod Cretaceous  

Large Cephalopod Jurassic  

Internal Structure of Cephalopod  

Cuttlefish Jurassic  

Curled Oyster Cretaceous  

Fossil Cockles Pliocene  

Bivalve Miocene  

Bivalve Jurassic  

Gastropod Miocene  

Gastropod Cretaceous  

Mold and Cast of Gastropod Jurassic  

Snail Ordovician  

Gastropod Species Unknown Tertiary  

Clam Pennsylvanian  

Clam Triassic  

Pecten Scallop Miocene  

Brachiopods Ordovician  

Brachiopods Ordovician  

Brachiopod Ordovician  

Algal Stromatolites Ordovician  

Algal Stromatolites Ordovician  

Algal Stromatolites Precambrian  

Algal Stromatolites. Precambrian  

Algal Stromatolites. Precambrian  

Eurypterid Silurian  

Eurypterid Silurian  

Eurypterid Silurian  

Millipede Fossil Pennsylvanian  

Wasp Fossil Jurassic  

Dragonfly Fossil Jurassic  

Ancestral Dragonfly Pennsylvanian  

Spider Pennsylvanian  

Dinosaur Eggs Cretaceous  

Seaweed Cambrian  

Cone of Asterophyllites Land Plant Pennsylvanian  

Foliage of Asterophyllites Land Plant Pennsylvanian  

Bark of Lepidodendron Tree Lycopod Pennsylvanian  

Lepidodendron Tree Bark Lycopod Mississippian  

Stigmaria Root of Lepidodendron Lycopod Pennsylvanian  

Lepidodendron Tree Bark Lycopod Pennsylvanian  

Bark Sub-surface of Sigillaria Lycopod Pennsylvanian  

Lepidodendron Tree Branch Lycopod Pennsylvanian  

Branch of Lepidodendron Lycopod Pennsylvanian  

Leaves of Sphenophyllum Scouring Rush Pennsylvanian  

Land Plant Devonian  

Land Plant Devonian  

Annularia Leaves of Calamites Pennsylvanian Scouring Rush  

Callixylon Trunk Tree Late Devonian  

Leaf of Seed Fern Pennsylvanian  

Leaf of Seed Fern Pennsylvanian  

Stems & Foliageof Seed Fern Pennsylvanian  

Stems & Foliageof Seed Fern Pennsylvanian  

Frond of Callipteris Tree Fern Permian  

Carbonization of Fern Fossilization  

Frond of Asterotheca True Fern Pennsylvanian  

Fiddlehead of Asterotheca True Fern Pennsylvanian  

Longitudinal Section of Cycadeoid Cretaceous  

Fossil Seeds Pennsylvanian  

Fossil Conifer Permian  

Foliage of Coniferales Miocene  

Sweetgum Leaf Dicot Eocne  

Birch and Maple Seeds Miocene  

Fossil Leaves of Modern Flowering Plants Dicot Cretaceous  

Buettneria Amphibian Triassic  

Mammoth Molar Teeth Pleistocene  

Horse Teeth Miocene  

Trilobites Ordovician  

Trilobites Devonian  

Gastroliths  

Lacy Bryozoan Devonian  

Bryozoan Mississippian  

Bryozoans Corals Bastoids ect. Mississippian  

Crinoids Mississippian  

Crinoids Mississippian  

Crinoid `Root` System Silurian  

Jurassic Crinoid  

Crinoid Fragments in Silurian Limestone  

Armored Fish Devonian  

Swimming Reptile Cretaceous  

Skull of Giant Pig Oligocene  

Dinosaur Bone  

Amphibian Branchiosaurus Permian  

Ancestral Shrimp Jurassic  

Unaltered Bone Permineralization  

Jellyfish Precambrian  

Precambrian  

Sea Urchin with Detached Spines Cretaceous  

Sea Urchin Melonechinus Mississippian  

Blastoids Mississippian  

Brittle Star. Devonian. Shows Current Direction  

Cycadeoid Leaves Jurassic  

Hair and Skin of Northern Mammoth Pleistocene  

Ammonite Showing Sutures  

Ichthyosaur Skull and Paddle Jurassic  

Sting Ray Fossil Eocene Fossil  

Cephalopod Mississippian  

Cephalopod  

Cephalopod  

Nautiloid Permian  

Ammonite with Pyrite Replacement  

Ammonite with Pyrite Replacement  

Ammonite Cretaceous  

Ammonite  

Snail Pennsylvanian  

Baculites Showing Sutures Ammonite Cretaceous  

Brachiopod Devonian  

Brachiopod Fossils Cambrian  

Brachiopods Permian  

Brachiopod Silica Replaced Permian  

Brachiopod Silica Replaced  

Leaf Platanus Eocene  

Leaf Oligocene  

Fossil Leaves Oligocene  

Leaf Eocene  

Fossil Leaf Oligocene  

Leaf Ginkgo Paleocene  

Trilobite Devonian  

Trilobites Devonian  

Coiled Trilobite Devonian  

Coiled Trilobite Ordovician  

Trilobite Cambrian  

Trilobite Cambrian  

Trilobites Cambrian  

Trilobites Cambrian  

Trilobites Cambrian  

Millipede in Amber  

Cricket in Amber  

Insects and Plant Parts in Amber  

Insect Fossils Miocene  

Scorpion Fossil Silurian  

Eurypterid Silurian  

Eurypterid Silurian  

Eurypterus and Pterygotus Eurypterid Sillurian  

Eurypterid Silurian  

Eurypterid Silurian  

Brittle Star Devonian  

Brittle Star Devonian  

Brittle Star Cretaceous  

Starfish Devonian  

Fossil Fish Eocene  

Fossil Fish Eocene  

Fossil Fish Eocene  

Crinoid Mississippian  

Crinoid Mississippian  

Crinoid Mississippian  

Crinoid Mississippian  

Crinoids Mississippian  

Crinoid Cretaceous  

Mississippian Crinoids  

Mississippian Crinoid  

Mississippian Crinoids  

Crinoid Pennsylvanian  

Sea Urchin Mississippian  

Sea Urchin?  

Dinosaur Hall at Smithsonian  

Dinosaur Bones  

Dinosaur Bones  

Mammoth Bones  

Mammoth Bones  

Wooly Mammoth Skeleton Pleistocene  

Mastodon Pleistocene  

Saber-tooth Cat Pleistocene  

Ground Sloth Pleistocene  

Mummified Bison and Horse Pleistocene  

Skull of `Duck Billed` Dinosaur Hadrosaur Cretaceous  

Tyrannosaurus Skull Cretaceous  

Triceratops Skull Cretaceous  

Triceratops Skull Cretaceous  

Stegosaurus Skeleton Jurassic  

Camptosaurus Skeleton Dinosaur Jurassic  

Merycoidodon Skull Oligocene Oreodont  

Boy and Dinosaur Footprints  

Coprolite Miocene  

Coprolite Miocene  

Children Searching for Fossils  

Permineralized Dinosaur Bone  

Algal Stromatolites Precambrian  

Fossil Reptile Footprints Permian  

Horn Coral  

Coral Halysites  

Coral Halysites  

Bryozoans Coral Brachiopods Ect. Silurian  

Bryozoan Colony Miocene  

Bryozoan Ordovician  

Bryozoan  

Sponge Permian  

Petrified Log Triassic  

Petrified Log Triassic  

Cross-section of Petrified Log Triassic  

Diatomaceous Earth Diatoms  

Turritella Gastropod Tertiary  

Turritella w/ Internal Mold Tertiary Gastropod  

Mastodon Molar Teeth Tertiary  

Anchytherium Teeth Miocene Horse  

Oreodont Teeth Upper Tertiary  

Pelecypod Eocene  

Sand Dollar Tertiary  

Baculites w/ Sutures Cretaceous Cephalopod  

Baculites w/ Sutures Cretaceous Cephalopod  

Belemnites Cephalopod Cretaceous  

Pelecypod Cretaceous  

Cephalopod Jurassic  

Ammonite Internal Structure Jurassic  

Cephalopod Jurassic  

Rugose Coral Mississippian  

Pelecypod Devonian  

Brachiopods Devonian  

Bryozoan Devonian  

Coelenterate Devonian  

Graptolite Silurian  

Crinoid `Root` System Silurian  

Bryozoan Silurian  

Gastropod Silurian  

Trilobite Ordovician  

Graptolites Ordovician  

Shark Tooth Miocene  

Orthoceras  

Shark Tooth  

Trilobite  

Inadunate Crinoid Mississippian  

Camerate Crinoid Mississippian  

Trilobite Devonian  

Trilobite w/ Eye Stalks Mid-Ordovician  

Trilobite w/ Eye Stalks Mid-Ordovician  

Trilobite Devonian  

Coiled Trilobites Devonian  

Crab Eocene  

Crab Eocene  

Cretaceous Lobster  

Mosasaur Jaw Cretaceous  

Dragonfly Upper Jurassic  

Beetles in Tar Pleistocene  

Beetle in Tar Pleistocene  

Dinosaur Footprints  

Dinosaur Footprints  

Paleontologists Sort Micro-fossils  

Paleontologists in the Field  

Paleontologist Works on Fish Fossil  

Petrified Logs Triassic  

Petrified Logs Triassic  

Petrified Logs Triassic  

Petrified Logs Triassic  

Leaf in Amber  

Fly in Amber  

Trilobite Cast and Molds Devonian  

Pyritized Ammonite Cast and Mold Jurassic  

Cycadeoid Cretaceous  

Shells Concave-down on Beach  

Blastoids Mississippian  

Mississippian Crinoids  

Dinosaur Raptor Claw in Triassic Rock  

Coprolite  

Fish Eocene  

Brachiopod Permian  

Cambrian Trilobite  

Armored Jawless Fish Devonian  

Armored Jawed Fish Devonian Placoderm  

Devonian Branching Coral  

Ram's Horn Oyster Cretaceous  

Ram's Horn Oyster Cretaceous  

Devonian Crinoid Stem  

Ordovician Cup Coral  

Brachiosaurus Dinosaur  

Belemnites Jurassic  

Eocene Sycamore Fruits  

Racho La Brea Tar & Bones Pleistocene  

Racho La Brea Tar & Bones Pleistocene  

Devonian Glass Sponges  

Albertosaurus over Lambeosaurus Dinosaurs  

Albertosaurus Dinosaur  

Late Triassic  

Irish Elk Skeleton Pleistocene  

Ichthyosaur Vertebrae Cretaceous  

Petrified Trees. Eocene. Specimen Ridge  

Belemnites  

Jurassic Cephalopod  

(Worm Fossils)  

(Crinoid Stems)  

Stromatolites  

Marine Fossils in Sandstone Pliocene  

Marine Fossils in Sandstone Pliocene  

Glossopteris Fossil Permian  

Petrified Wood Triassic  

Fern Fossil  

Mesosaurus Fossil Permian  

Dinosaur Footprint Triassic  

Dinosaur Track Triassic  

Fossil Log Triassic  

Fossil Log Triassic  

Fossil Logs Triassic  

Fossil Logs Triassic  

Trematops Permian Amphibian  

Cave Bear  

Jurassic Ammonite in Portland L.S.  

Growth Rings on Petrified Log  

Cleaning Dinosaur Bones in Quarry  

Silurian Trilobite  

Paleocene Ginkgo Leaf with Modern  

Permian Mesosaurus  

Pennsylvanian Calamite  

Oligocene Turtle  

Late-Jurassic Bird  

Permian Amphibian Bonebed. Arroyo Formation  

Dinosaur Eggs  

Devonian Crinoid Stems  

Devonian Crinoid Stems in Limestone  

Devonian Horn Coral  

Devonian Fossils in Limestone  

Devonian Coral  

Devonian Bryozoans  

Devonian Pipe Organ Coral  

Devonian Chain Coral  

Tertiary Coral in Key Largo Limestone  

Tertiary Coral in Key Largo Limestone  

Tertiary Coral in Key Largo Limestone Quarry Wall  

Jurassic Shrimp  

Cretaceous Coccolith. Chalk  

Oligocene Camel-like Mammal  

Polished Precambrian Iron Ore w/ Stromatolites  

Silurian Strmatolite  

Oligocene Oreodont Skull. White River Formation  

Oligocene Creodont. White River Formation  

Bonebed of Miocene Rhino  

Bonebed of Miocene Rhino  

Cretaceous Ammonite  

Triassic/ Permian Seed Fern. Glossopteris  

Aralia Leaf  

Precambrian Stromatolite. Gunflint Chert  

Precambrian Stromatolite. Gunflint Chert  

Precambrian Stromatolite Surface. Gunflint Chert  

Late Paleozoic Crinoids  

Protoceratops Eggs. Cretaceous  

Protoceratops Eggs. Cretaceous  

Hypselosaurus Eggs. Cretaceous  

Mesozoic Cycad  

Sutures of Cretaceous Ammanoid  

Precambrian Fossils of Gunflint Chert  

Devonian Mollusc  

Ordovician Carpoids  

Ordovician Trilobites  

Cambrian Trilobites  

American Mastodon at University of Michigan  

Ordovician Carpoids  

Late Cretaceous Ammonite  

Head of Monolophosarus. Middle Jurassic  

Middle Triassic Sea Lizard. Keichousaurus  

Mesozoic Insect  

Mesozoic Fish  

Saurischian Hip Structure  

Ornithischian Hip Structure  

Ordovician Trilobite  

Freshwater Stingray. Eocene  

Early Camel. Oligocene  

Cambrian Trilobites  

Giant Beaver . Pleistocene  

Moa. Recent. Extinct  

Dinosaur Footprint. Triassic  

Dinosaur Footprint. Triassic  

Dinosaur Footprint. Triassic  

Oligocene Oreodont  

Miocene Coyote  

Pliocene Tapir  

Eocene Bat from Green River Shale  

Tooth of Eocene Toothed Whale  

Wolverine-like Mustelid  

Pliocene Small-armed Sunstar  

Pliocene Small-armed Sunstar  

Oligocene Coral Sectioned  

Oligocene Coral Sectioned  

Upright Wormsnail Colony. Pliocene  

Pliocene Datemussel Bored into Coral  

Oligocene Star Coral  

Pleistocene Rat Snake  

Eocene Date Mussel in Coral  

Teeth of American Mastodon. U of FL Museum  

Teeth of American Mastodon.  

Teeth of Mammoth. U of Florida Museum  

Teeth of Mammoth.  

Precambrian Fossils. Ediacara  

Precambrian Fossils. Ediacara  

Cambrian Fossil  

Permian Fossil  

Mississippian Crinoid ?Root?  

Jurassic Fossil  

Devonian Armored Fish  

Permian Mesosaurus brasiliensis  

Permian Sclerocephalus hauseri  

Jurassic Pterodactylus micronyx  

Pleurosausus golfussi  

Agatized Gastropods. Jurassic Morrison Formation  

Dinosaur Skin Impression. Cretaceous  

Dinosaur Foot Bones  

Fossil Feather. Eocene  

Poebrotherium Bones. White River Formation  

Eocene Fish Fossils. Green River  

Permian Amphibian  

Jurassic Pterosaur  

Mussel Internal Molds in Coral  

Rat Snake Skeleton in Calcite  

Cretaceous Cephalopods from Sahara Desert  

Eocene Sand Dollar  

Foraminifera?  

Shark Tooth  

Chambered Nautilus Fossil  

Ordovician Marine Snail  

Crinoid Fossil  

Polished Ammonite Fossil  

Archaeopteryx. Jurassic. Bavaria, Germany.  

Ammonite. Cleoniceras madagascariense. Cretaceous.  

Ammonite. Cleoniceras madagascariense. Cretaceous.  

Brachiopod. Mucrospirifer sp. Mid-Devonian. Middleburg, NY  

Fossil Coral Geode. Oligocene. Chalcedony replacement. Tampa Bay, FL  

Mammoth Site. Hot Springs, SD  

Mammoth Site. Hot Springs, SD  

Mesosaurus. Permian. Brazil.  

Pelecypod. Exogyra ponderosa. Cretaceous. Middletown, NJ  

Trilobite. Dalamanites limulurus. Mid-Silurian. Middleport, NY  

Gastropod. Turritella sp. Eocene. Green River, WY  

Gastropod. Turritella sp. Eocene. Wamsutter, WY  

Dinosaur Footprints  

Dinosaur Footprints  

Ichthyosaur Vertebrae Insitu  

Collenia Insitu at Logan Pass  

Fossil Trees on Specimen Ridge  

Corals at Falls of the Ohio  

Fossil Plants  

Worm Tubes  

Tabulate Coral. Silurian  

Tabulate Coral. Silurian  

Keichousaurus hui. Mid-Triassic Reptile  

Stromatolites. Precambrian  

Stromatolites. Precambrian.1.2 BYA  

Turritella Fossil Agate. Polished  

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