Echidnocephalus Temporal range: | |
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Fossil of Echidnocephalus troscheli | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Actinopterygii |
Order: | Notacanthiformes |
Family: | Halosauridae |
Genus: | † Echidnocephalus von der Marck 1858 |
Type species | |
Echidnocephalus troscheli | |
Species [2] | |
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Echidnocephalus troscheli is an extinct, prehistoric halosaur. Fossils are found from Campanian strata of Westphalia, Germany. [1] The complete and incomplete fossil specimens that have been found suggest an animal already looking very much like modern halosaurs.
Elopopsis is an extinct genus of prehistoric bony fish that lived from the Cenomanian to Campanian.
Salminops is an extinct genus of prehistoric bony fish that lived during the Cenomanian known from USA and Portugal.
Oshunia is an extinct genus of prehistoric bony fish that lived during the Albian. Fossils of the genus were found in the Romualdo Formation of the Araripe Basin, northeastern Brazil. Other authors assign a Cenomanian age to the fish.
Casierius is an extinct genus of prehistoric bony fish that lived during the Albian stage of the Early Cretaceous epoch. It is one of the oldest eels. The fossils of this animal were found in Glen Rose Formation near, Hood County, Texas.
Enischorhynchus is an extinct genus of prehistoric bony fish that lived during the Turonian of southern Texas.
Chongichthys is an extinct genus of prehistoric bony fish that lived during the Oxfordian stage of the Late Jurassic epoch. Fossils of the genus have been found in the Quebrada El Profeta of Chile.
Oligopleurus is an extinct genus of prehistoric bony fish that lived during the Kimmeridgian stage of the Late Jurassic epoch.
Laytonia is an extinct genus of prehistoric halosaur that lived in deep water off the North American Pacific Coast from the Zemorrian Epoch until during the Upper Miocene subepoch, when tectonic uplift effectively destroyed the genus' habitat by making the deep water too shallow.
Ebenaqua ritchei is an extinct bobasatraniiform bony fish that lived during the Late Permian epoch, of what is now Blackwater, Queensland. Fossils are found in the Rangal Coal Measures, which are Changhsingian in age.
Elpistoichthys is an extinct genus of prehistoric bony fish that lived during the Carnian stage of the Late Triassic epoch.
Habroichthys is an extinct genus of prehistoric bony fish that lived during the early Ladinian stage of the Middle Triassic epoch, 242 to 232 million years ago. It has been found in Austria, China, Italy, Slovenia, and Switzerland.
Asthenocormus is an extinct genus of pachycormiform ray-finned fish. A member of the edentulous suspension feeding clade within the Pachycormiformes, fossils have been found in the Upper Jurassic plattenkalks of Bavaria, Germany.
Acentrophorus is an extinct genus of prehistoric ray-finned fish from the Permian and Triassic periods. Fossils have been found in Australia, Germany and the United Kingdom. It was the oldest known neopterygian.
Litoptychius is an extinct genus of prehistoric bony fish.
Notagogus is an extinct genus of prehistoric bony fish. They can be found in the Solnhofen Plattenkalk.
Notelops is an extinct genus of prehistoric ray-finned fish.
Pholidorhynchodon is an extinct genus of ray-finned fish that lived in the Triassic. Its fossils have been found in Italy, in the Zorzino Limestone Formation in Cene.
Paralbula is an extinct genus of prehistoric bony fish. They can be found in the Hell Creek Formation, in Montana, United States.
Paralepidotus is an extinct genus of prehistoric ray-finned fish.
Peipiaosteus is an extinct genus of prehistoric chondrostean ray-finned fish. Its fossils are found in the Early Cretaceous Jiufotang Formation, Pani Lake, Liaoning Province, China.