Hybodontiformes, commonly called hybodonts, are an extinct group of shark-like cartilaginous fish (chondrichthyans) which existed from the late Devonian to the Late Cretaceous. Hybodonts share a close common ancestry with modern sharks and rays (Neoselachii) as …

Hybodus (from Greek: ύβος hybos, 'crooked' and Greek: ὀδούς odoús 'tooth') [3] is an extinct genus of hybodont that lived from the Middle Triassic to the Late Cretaceous periods. [4] Species closely related to the type species Hybodus reticulatus lived during the Early Jurassic epoch. [1]

Hybodontiforms, or hybodonts, are an extinct group of shark-like cartilaginous fish, that lived from the Devonian to the Cretaceous period. They became extinct as a result of the...

Planohybodus (from Latin planus, "flat", and "Hybodus" [1]) is an extinct genus of hybodont, known from the Middle Jurassic-Early Cretaceous (Bathonian - Barremian) of Europe (including Great Britain, France, Spain, Switzerland, Poland, and possibly Denmark) and the …

2021年1月16日 · Hybodont sharks are best known for their large fin spines. They appeared in the Devonian around 361 million years ago and went extinct with the dinosaurs at the end of the Cretaceous 66 million years ago.

The meaning of HYBODONT is of or relating to the genus Hybodus or family Hybodontidae.

Hybodont (Meristodonoides sp. aka Hybodus sp. / Hybodus?novojerseyensis) Age – Late Cretaceous; Commonality – teeth: Uncommon, cephalic claspers / fin spines: very uncommon; Size – teeth: 1/8 – 3/8 inches, cephalic claspers: ¾ – 1 …

2019年9月18日 · The most well-known of all of the hybodont sharks is its eponymous member Hybodus, a genus composed of several species which survived and thrived during the dinosaur age. It measured 6 feet long, and it occupied marine habitats around the world, although it is especially known from fossils found in Europe.

Hybodus fraasi from Eichstätt, Germany. Hybodontiformes are an order of extinct sharks, characterised by possessing 1-2 pairs of hooked protrusions on their heads. Hybodontiformes first appeared in the Lower Triassic, some 320–290 million …

Hybodontiformes, commonly called hybodonts, are an extinct group of shark-like cartilaginous fish (chondrichthyans) which existed from the late Devonian to the Late Cretaceous. Hybodonts share a close common ancestry with modern sharks and rays (Neoselachii) as …