Articles related to cladoselache
Cladoselache - About.com Prehistoric Sharks
Another odd thing about Cladoselache was its teeth--which weren't sharp and tearing like those of most sharks, but smooth and blunt, an indication that this ...
The First Shark - Cladoselache - Dinosaurs - About.com
The difficult-to-pronounce Cladoselache (its name means "branch-toothed shark" ) lived during the late Devonian period, about 370 million years ago, making it ...
Cladoselache Picture - Dinosaurs - About.com
Cladoselache was almost completely devoid of scales, except around its mouth and eyes, and it also lacked the "claspers" that most sharks use to impregnate ...
Prehistoric Sharks and Shark Evolution - Dinosaurs - About.com
The most important genus that has left significant fossil evidence is the difficult-to- pronounce Cladoselache, numerous specimens of which have been found in ...
The Dinosaurs and Prehistoric Animals of Ohio - About.com
A contemporary of Cladoselache, below, Dunkleosteus was one of the largest prehistoric fish in the history of the planet, full-grown adults measuring about 30 ...
Prehistoric Life During the Devonian Period - Dinosaurs - About.com
Sharks--such as the bizarrely ornamented Stethacanthus and the weirdly scaleless Cladoselache--were an increasingly common sight in the Devonian seas.
The First Pterosaur - Eudimorphodon - Dinosaurs - About.com
Eudimorphodon, the earliest pterosaur yet identified.
The First Crocodile - Erpetosuchus - Dinosaurs - About.com
Somewhat confusingly, the archosaurs ("ruling lizards") of the early Triassic period evolved into three distinct kinds of reptiles: dinosaurs, pterosaurs and ...
The First Whale - Pakicetus - Dinosaurs - About.com
Of all the "firsts" on this list, Pakicetus may well be the most counterintuitive. This ultimate whale ancestor, which lived about 50 million years ago, looked like a ...
The First Dinosaur - Eoraptor - Dinosaurs - About.com
Some time during the middle Triassic period, about 230 million years ago, the very first dinosaurs evolved from their archosaur ancestors. Eoraptor, the "dawn ...