Ammonoids

385 fossils in this category

Image	Taxonomy	Stratigraphy	Time Scale	Location	Statistics

Ammonite Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Acanthoceratidae Genus: Spathites Species: Spathites puercoensis

Mancos Shale Formation Semilla Sandstone Member

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Sub Period: None Epoch: Late International Age: Turonian

Puerco New Mexico United States

Added by Ludwigia February 24, 2017 Catalog #: A917 0 comments 888 views

Ammonite Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Coilopoceratidae Genus: Herrickiceras Species: Herrickiceras costatum

Mancos Shale Formation

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Sub Period: None Epoch: Late International Age: Turonian

Sandoval Co. New Mexico United States

Added by Ludwigia March 5, 2017 Catalog #: A1024 0 comments 653 views

Heteromorph Ammonite Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ancyloceratina Family: Anisoceratidae Genus: Phlycticrioceras Species: Phlycticrioceras trinodosum

Austin Group Austin Chalk Formation Atco Member

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Sub Period: None Epoch: Late International Age: Coniacian (middle/late)

North Texas Texas United States

Added by Heteromorph November 4, 2017 2 comments 1,912 views

Ammonite Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Scaphitidae Genus: Hoploscaphites Species: Hoploscaphites spedeni

Pierre Shale Formation

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Epoch: Late International Age: Campanian

Cedar Creek Dawson Montana United States

Added by davidcpowers November 2, 2018 Catalog #: G-1 6 comments 1,577 views

Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Scaphitidae Genus: Hoploscaphites Species: Hoploscaphites spedeni

Pierre Formation

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Epoch: Late

Cedar Creek, 7 miles south of Glendive Dawson County Montana United States

Added by davidcpowers November 9, 2018 Catalog #: G-2 0 comments 988 views

Ammonite Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Brancoceratidae Genus: Mortoniceras Species: Mortoniceras sp.

Fort Worth Formation

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Sub Period: None Epoch: Early International Age: Albian

Gainesville Grayson County Texas United States

Added by Ludwigia December 28, 2018 Catalog #: A1359 0 comments 804 views

Ammonite Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Sphenodiscidae Genus: Sphenodiscus Species: Sphenodiscus lenticularis

Fox Hills Formation

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Sub Period: None Epoch: Late

South Dakota United States

Added by Sinopaleus July 3, 2019 10 comments 1,325 views

Ammonite Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Scaphitidae Genus: Jeletzkytes Species: Jeletzkytes spedini

Fox Hills Formation nicolletti Zone

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Sub Period: None Epoch: Late International Age: Maastrichtian

South Dakota United States

Added by Ludwigia August 4, 2020 Catalog #: A1538 2 comments 659 views

Ammonite Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Scaphitidae Genus: Hoploscaphites Species: Hoploscaphites nicolletii

Fox Hills Formation nicolletii zone

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Sub Period: None Epoch: Late International Age: Maastrichtian

South Dakota United States

Added by Ludwigia August 9, 2020 Catalog #: A1588 0 comments 534 views

Ammonite Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Scaphitidae Genus: Hoploscaphites Species: Hoploscaphites constrictus crassus

Pierre Shale Formation

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Sub Period: None Epoch: Late International Age: Campanian

South Dakota United States

Added by Ludwigia August 9, 2020 Catalog #: A1575 0 comments 919 views

Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Order: Ammonitida Family: Acanthoceratidae Genus: Spathites Species: Spathites puercoensis

Mancos Group Carlile Shale Formation

Eon: Phanerozoic Era: Mesozoic Period: Cretaceous Sub Period: None Epoch: Late International Age: Turonian

Sandoval County New Mexico United States

Added by PFOOLEY May 2, 2023 Catalog #: MPF-0001 0 comments 513 views