Article
A Permian fish reveals widespread distribution of neopterygian-like jaw suspension.
eLife - 17 May 2022
Argyriou Thodoris, Giles Sam, Friedman Matt
Abstract excerpt
The actinopterygian crown group (comprising all living ray-finned fishes) originated by the end of the Carboniferous. However, most late Paleozoic taxa are stem actinopterygians, and broadly resemble stratigraphically older taxa. The early Permian †Brachydegma caelatum is notable for its three-dimensional preservation and past phylogenetic interpretations as a nested member of the neopterygian crown. Here, we use...
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