Temnocidaris
Temnocidaris is an extinct genus of echinoid that lived from the Late Cretaceous to the Paleocene. Its remains have been found in Europe and North America.
Temnocidaris - Wikipedia
Gogia
Gogia is a primitive genus of eocrinoid blastozoan from the early to middle Cambrian.G. ojenai dates to the late Early Cambrian; other species come from various Middle Cambrian strata throughout North...
Gogia - Wikipedia
Eocaudina
Eocaudina is an extinct genus of sea cucumber which existed in Poland during the Triassic period. It contains the species Eocaudina septaforaminalis and Eocaudina subhexagona.
Eospirifer
Eospirifer is a genus of extinct brachiopod in the class Rhynchonellata (Articulata) and the order Spiriferida. Their fossils occur most commonly in marine calcareous, microbialitic mudstones with ext...
Invertebrate paleontology
Invertebrate paleontology (also spelled Invertebrate palaeontology) is sometimes described as Invertebrate paleozoology or Invertebrate paleobiology.Whether it is considered to be a subfield of paleon...
Invertebrate paleontology - Wikipedia
Staurocumites
Staurocumites is an extinct genus of sea cucumber which existed in Europe during the Triassic and Jurassic periods. The type species is Staurocumites bartensteini.
Diraphora
Diraphora is an extinct genus of brachiopod that lived in the Cambrian. Its remains have been found in Australia and North America. 664 specimens of Diraphora are known from the Greater Phyllopod bed,...
Doleorthis
Doleorthis is an extinct genus of brachiopod. It has two protective, grooved shells. It may have eaten small, planktonik animals, filtered from the water using a primitive baleen system. It was roughl...
Doleorthis - Wikipedia
Blastoid
Blastoids (class Blastoidea) are an extinct type of stemmed echinoderm. Often called sea buds, blastoid fossils look like small hickory nuts. They first appear, along with many other echinoderm classe...
Blastoid - Wikipedia
Tabulata
The tabulate corals, forming the order Tabulata, are an extinct form of coral. They are almost always colonial, forming colonies of individual hexagonal cells known as corallites defined by a skeleto...
Tabulata - Wikipedia
Priscopedatus
Priscopedatus is an extinct genus of sea cucumber which existed in Poland during the Triassic period. The type species is Priscopedatus pyramidalis. It also contains the species Priscopedatus normani,...
Marywadea
Marywadea is a genus of Ediacaran biota shaped like an oval with a central ridge. It is a bilaterian organism as evidenced by its symmetry. The fossil has an asymmetrical first chamber of the quilt. I...
Dimerocrinites
Dimerocrinites is an extinct genus of crinoid that lived from the Silurian to the Early Devonian of Australia and North America.
Kingena
Kingena is an extinct genus of brachiopod that lived from the Cretaceous to the early Paleocene in Antarctica, Europe, North America, and New Zealand.
Kingena - Wikipedia
Choia
Choia is a genus of extinct demosponge ranging from the Cambrian until the Lower Ordovician periods. Fossils of Choia have been found in the Burgess Shale in British Columbia; the Maotianshan shales ...
Choia - Wikipedia
Rhabdotites
Rhabdotites is an extinct genus of sea cucumber which existed in Poland during the Triassic period. It contains the species Rhabdotites mortenseni and Rhabdotites rectus.
Graptolithinia
Graptolithina is a class in the animal phylum Hemichordata, the members of which are known as graptolites. Graptolites are fossil colonial animals known chiefly from the Upper Cambrian through the Lo...
Graptolithinia - Wikipedia
Reteocrinus
Reteocrinus is an extinct genus of sea lily that lived in the Middle to Late Ordovician. Its remains have been found in North America.
Rugosa
The Rugosa, also called the Tetracoralla, are an extinct order of coral that were abundant in Middle Ordovician to Late Permian seas.Solitary rugosans (e.g., Caninia, Lophophyllidium, Neozaphrentis, S...
Rugosa - Wikipedia
Micraster
Micraster is an extinct genus of echinoid from the Late Cretaceous. Its remains have been found in Africa, Antarctica, Europe, and North America. Micraster was an infaunal echinoid living in a burrow...
Micraster - Wikipedia
Plesiolampas
Plesiolampas is an extinct genus of echinoid that lived in the Eocene. Its remains have been found in Africa and Asia.
Archaeocidaris
Archaeocidaris is an extinct genus of echinoid that lived from the Late Devonian to the Late Permian. Its remains have been found in Africa, Europe, and North America.
Archaeocidaris - Wikipedia
Hardouinia
Hardouinia is an extinct genus of echinoid that lived in the Late Cretaceous. Its remains have been found in North America.
Hardouinia - Wikipedia
Tropidaster
Tropidaster is an extinct genus of sea star that lived in the Early Jurassic. Its fossils have been found in Europe.
Chonetes
Chonetes is an extinct genus of brachiopod. It ranged from the Late Ordovician to the Middle Permian.
Conodont
Conodonts (Greek kōnos, "cone", + odont, "tooth") are extinct chordates resembling eels, classified in the class Conodonta. For many years, they were known only from tooth-like microfossils found in ...
Conodont - Wikipedia