Tag Archive for 'Crocodilian'

Paludirex vincenti belongs to Mekosuchinae, an extinct subfamily of crocodylids from Australia and the South Pacific. Image credit: University of Queensland.

Fossils of Large-Bodied Crocodile Found in Australia

Dec 22, 2020 by Enrico de Lazaro

A new genus and species of prehistoric crocodile, Paludirex vincenti, has been identified from fossils unearthed in Queensland, Australia. Paludirex vincenti...

Xu et al. present the first anatomical and histological evidence of tail repair with regrowth in an archosaur, the American alligator (Alligator mississippiensis); the regrown alligator tails constituted approximately 6-18% of the total body length and were morphologically distinct from original tail segments. Image credit: Norbert Nagel / CC BY-SA 3.0.

Young American Alligators Can Regrow Their Tails, Study Shows

Nov 24, 2020 by News Staff

Young American alligators (Alligator mississippiensis) have the ability to regrow their tails up to 18% of their total body length, according to a study...

Life reconstruction of the putative attack of a young to sub-adult Purussaurus on the ground sloth Pseudoprepotherium in a swamp of proto-Amazonia. Image credit: Jorge A. González.

Giant Miocene Caiman Preyed on Ground Sloths

Aug 27, 2020 by Sergio Prostak

Purussaurus, a top predator that lived in the wetlands of proto-Amazonia between 6 and 13 million years ago (Miocene epoch), hunted not only aquatic animals...

Life reconstructions of extinct crocodyliforms. Differences in tooth shape are related to differences in diets. Image credit: Jorge Gonzalez.

Some Extinct Relatives of Living Crocodylians Were Vegetarians

Jun 28, 2019 by News Staff

A veggie diet arose in extinct crocodyliforms — the distant cousins of living crocodylians (alligators, caimans, crocodiles, and gharials) —...

The skull of Gryposuchus pachakamue, a proto-Amazonian gavialoid from the Miocene lakes and swamps of the Pebas Mega-Wetland System, in dorsal, ventral, and lateral view. Scale bar - 5 cm. Image credit: Salas-Gismondi R. et al.

Discovery of Miocene Crocodilian Suggests Parallel Evolution of Protruding Eyes

Apr 21, 2016 by News Staff

Fossils of a 13-million-year-old extinct gavialoid crocodilian from the Peruvian Amazon suggest that South American and Indian gavialoids evolved separately...