ADVERTISEMENT
  About the SA Blog Network

Posts Tagged "Cenozoic"

Tetrapod Zoology

The Squamozoic actually happened (kind of): giant herbivorous lizards in the Paleogene

Life restoration of Barbaturex morrisoni, credited to University of Nebraska-Lincoln (but who was the artist?).

In the hypothetical alternative geological epoch known as the Squamozoic, giant iguanian lizards known as uromastyxians dominate big-bodied herbivore niches across Africa, the Middle East and Asia. Short-headed, stout-limbed and often decorated with long, branched tail spikes, the uromastyxians evolved from the (real world) Uromastyx species, variously known as spiny-tailed lizards, mastigures or dabbs (and highly [...]

Keep reading »
Tetrapod Zoology

Crocopocalypse exposed in public for the first time!

Tet Zoo regulars will remember the detailed montage I’ve produced that hopefully gives some idea of crocodylomorph diversity (Crocodylomorpha = the archosaur clade that includes modern crocodylians and all taxa closer to them than to croc-branch members of Archosauria like the aetosaurs and rauisuchians. Crocodylomorpha is basically equivalent to ‘Crocodilia’ of tradition; most members of [...]

Keep reading »
Tetrapod Zoology

Obscure fossil mammals of island South America: Thomashuxleya and the other isotemnids

I’ve often (or sometimes) said that there are – still, even after more than six years of operation – whole groups of tetrapods where I’ve barely scratched the surface, if that. The recent revisiting of borhyaenoids reminded me how much I love South American Cenozoic megafauna, and how frustrating it is that data on these [...]

Keep reading »

More from Scientific American

Scientific American Dinosaurs

Get Total Access to our Digital Anthology

1,200 Articles

Order Now - Just $39! >

X

Email this Article

X