Taxa named by Edward Drinker Cope

species of reptile

species of reptile

species of fish

Ichthyodectes is an extinct genus of ichthyodectid ray-finned fish which lived during the Late Cretaceous. Fossils of the species included have been found from Canada to Texas.

species of Amphibia

species of fish

Zatrachys is an extinct genus of large and flat-headed zatracheid temnospondyl from the early Permian of North America.

Diacodexis is an extinct genus of small herbivorous mammals belonging to the family Diacodexeidae that lived in North America and Europe from 55.4 mya to 46.2 mya, existing for approximately .

species of reptile

Iguanodectes is a genus of freshwater ray-finned fish belonging to the family Iguanodectidae. The fishes in this genus are found in tropical South America. They are all small tetras, none longer than 5 inches, and often have attractive silvery or striped scales, which makes them a target for the ornamental fish industry. Alongside the genus Piabucus, it has been treated as belonging to the subfamily Iguanodectinae, which in turn is in the family Iguanodectidae, although this is not universally recognised.

species of reptile

species of reptile

species of fish

species of reptile

species of reptile

species of fish

species of reptile

species of reptile

species of fish

species of fish

species of reptile

species of fish

species of reptile

species of reptile

species of reptile

species of fish

Goniopholididae is an extinct family of moderate-sized semi-aquatic neosuchian crocodyliformes. Their bodyplan and morphology are convergent on living crocodilians. They lived across Laurasia (Asia, Europe and North America) between the Middle Jurassic (possibly Early Jurassic, see below) and the Late Cretaceous.

species of fish

Tropidoclonion is a genus of snake in the subfamily Natricinae of the family Colubridae. The genus is monotypic, containing the sole species Tropidoclonion lineatum, commonly known as the lined snake. The species is native to the central United States.

Tomarctus is a genus of borophagine canid which inhabited most of North America during the late Early Miocene to the Early Barstovian age of the Middle Miocene (23—16 million years ago). == Description ==

species of fish

species of amphibian

species of amphibian

species of amphibian

Ectoconus (Greek: "outside" (ektos), "cone" (konos)) is an extinct genus of terrestrial herbivorous mammal of the family Periptychidae, endemic to North America during the Early Paleocene subepochs (66—63.3 mya) existing for approximately . Its skull is about 16 cm in length.

species of amphibian

Clepsydrops is an extinct genus of primitive synapsids from the early Late Carboniferous that was related to Archaeothyris. The name means 'hour-glass appearance' (Greek klepsydra = "hourglass" + Greek ops = "eye, face, appearance").

species of fish

species of amphibian

species of reptile

species of reptile

species of reptile

Liodytes is a genus of snakes in the subfamily Natricinae of the family Colubridae. The genus contains three species.

species of fish

species of reptile

species of fish

species of reptile

species of reptile

species of reptile

species of reptile

species of reptile

species of fish

species of fish

species of reptile

species of fish

species of reptile

species of fish

species of reptile

species of reptile

species of reptile