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Prognathodon was first described by Louis Dollo in 1889 based on specimens gathered in Belgium.There is some confusion over the correct generic name for the taxon. Dollo first mentioned the taxon as "Prognathodon" in some preliminary notes and provided a provisional diagnosis, but replaced the name Prognathodon with "Prognathosaurus" and used Prognathosaurus in all of his subsequent papers ...
Prognathodes is a genus of butterflyfish in the family Chaetodontidae.They are found at rocky reefs in tropical oceans around the world and are mainly found deeper than Chaetodon; often a depths below those possible in normal scuba diving.
[260] [261] Another mosasaur, Prognathodon reached similar sizes. The largest known prehistoric snake is Titanoboa cerrejonensis, estimated at 12.8 m (42 ft) or even 14.3 m (47 ft) [262] in length and 1,135 kg (2,502 lb) in weight, [263] and madtsoiid Vasuki indicus which is estimated to reach between 11–15 m (36–49 ft). [264]
The genus contains a single species, G. stadtmani, considered a species of the related Prognathodon up until its 2020 redescription. [2] It was a large mosasaur measuring 10.5 metres (34 ft) long. [3] Gnathomortis was originally named as a species of Prognathodon in 1999. [3]
Prognathodon currii There is only one named species of Clidastes that is valid, C. propython . Clidastes iguanavus Cope, 1868 was the original type species, but the ICZN was petitioned to make C. propython the new type species by virtue of that species being based on diagnostic remains, which it did vis-à-vis Opinion 1750 (1993).
Thalassotitan ("titan of the seas") is an extinct genus of large mosasaurs (a group of extinct marine lizards) that lived during the late Maastrichtian of the Cretaceous period in what is now Morocco, around 67 to 66 million years ago.
Xiphactinus (from Latin and Greek for "sword-ray") is an extinct genus of large predatory marine ray-finned fish that lived during the late Albian to the late Maastrichtian. [4] The genus grew up to 5–6 metres (16–20 ft) in length, and superficially resembled a gargantuan, fanged tarpon .
The Syngnathidae is a family of fish which includes seahorses, pipefishes, and seadragons (Phycodurus and Phyllopteryx). The name is derived from Ancient Greek: σύν (syn), meaning "together", and γνάθος (gnathos), meaning "jaw". [1] The fused jaw is one of the traits that the entire family have in common. [2]