Finished Cotylorhynchus!!! Gave this Early Permian synapsid some cornified pads on the skin to help it dig/burrow, which is what it likely did with those action figure forelimbs it's got.

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I is for Ianthasaurus

A mammal like reptile of the animal group Synapsid, one of our earliest common ancestors, for the extinct series.

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On this, the eve of St. Patrick's Day, I only want to remind you that our distant relatives, Dimetrodon and Sphenacodon (Permian synapsids) had appropriately-shaped tooth roots in cross-section...

Should have the colour balance issue fixed by next week.

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A section through the snout of arguably the cutest little animal to ever go extinct, Diictodon! These tusked, beaked, pug-sized critters from the Permian period belonged to the Synapsida (the group that also includes mammals).

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