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Synechodontiformes is an extinct order of prehistoric shark-like cartilaginous fish, known from the Permian to the Paleogene.They are considered to be members of Neoselachii, the group that contains modern sharks and rays.
Cretalamna is a genus of extinct otodontid shark that lived from the latest Early Cretaceous to Eocene epoch (about 103 to 46 million years ago). It is considered by many to be the ancestor of the largest sharks to have ever lived, such as Otodus angustidens , Otodus chubutensis , and Otodus megalodon .
Synechodus is an extinct genus of shark belonging to the family Palaeospinacidae and order Synechodontiformes. It is known from 16 species primarily spanning from the Late Triassic to Paleocene. [1] The dentition is multicusped and was used for grasping. [1]
The pieces are now reunited, creating a single 5.5-inch-long, 5.1-inch-wide tooth that came from one of the world’s most fearsome predators — a prehistoric shark that reached nearly 60 feet in ...
Scapanorhynchus texanus, Menuha Formation (Upper Cretaceous), southern Israel. Near-complete fossil of S. lewisii, under special lighting. Scapanorhynchus (from Greek: σκάφιου scaphion, 'shovel' and Greek: ῥύγχος rhynchos 'snout') [3] is an extinct genus of goblin shark that lived during the Cretaceous period, from the Aptian to the end of the Maastrichtian.
Prehistoric shark stubs (113 P) Pages in category "Prehistoric sharks" The following 9 pages are in this category, out of 9 total. This list may not reflect recent ...
Paleontologists took a cue from retro games when naming a prehistoric shark -- they dubbed it Galagadon nordquistae after '80s arcade shooter Galaga. They bestowed the unusual name upon the newly ...
Pseudoscapanorhynchidae is a family of extinct mackerel sharks that lived during the Cretaceous and potentially the Paleogene. It currently includes Cretodus, Eoptolamna, Leptostyrax, Protolamna, Pseudoscapanorhynchus, and possibly Lilamna. [4] [5]