Name: Protocaptorhinus ‭(‬first Captorhinus‭)‬.
Phonetic: Pro-to-cap-tor-hy-nus.
Named By: J.‭ ‬Clark‭ & ‬R.‭ ‬L.‭ ‬Carroll‭ ‬-‭ ‬1973.
Synonyms: Pleuristion brachycoelus.
Classification: Chordata,‭ ‬Reptilia,‭ ‬Captorhinidae.
Species: P.‭ ‬pricei‭ (‬type‭)‬.
Diet: Insectivore‭?
Size: Skull about‭ ‬4.85‭ ‬centimetres long.
Known locations: USA,‭ ‬Oklahoma‭ ‬-‭ ‬Wellington Formation and Texas‭ ‬-‭ ‬Petrolia Formation.
Time period: Sakmarian of the Permian.
Fossil representation: Skulls.

       Protocaptorhinus was one of the earlier genera of captorhinid reptiles to appear,‭ ‬and this is reflected in the genus name which translates as‭ ‘‬first Captorhinus‭’‬,‭ ‬a‭ ‬comparison to the type genus of the Captorhinidae,‭ ‬Captorhinus.

Further reading
-‭ ‬Romeriid Reptiles from the Lower Permian.‭ ‬-‭ ‬Bulletin of the Museum of Comparative Zoology‭ ‬144‭(‬5‭)‬:353-407.‭ ‬-‭ ‬J.‭ ‬Clark‭ & ‬R.‭ ‬L.‭ ‬Carroll‭ ‬-‭ ‬1973.


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