Adapidae, Omomyidae, and Anthropoid Origins: Updated

In a previous post I discussed competing views about adapids and omomyids. In that post I said: There is a further complication. In both 2 and 3 above tarsiers are grouped with anthropoids and adapids are grouped with lemurs and lorises. The problem is adapids share quite a few traits with anthropoids, tarsiers share some [...]

Adapidae, Omomyidae and Anthropoid Origins

The Eocene saw the rise of the euprimates (a term coined by Elwyn Simons). An alternative term is “primates of modern aspect”. Going back to R. D. Martin’s definition of fossil primates the euprimates share claws replaced by nails, opposable hallux (big toe) and postorbital closure (among other things) in common with all modern primates.The [...]

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