Paraster armiger Clark and Twitchell 1915

Echinoidea - Spatangoida - Schizasteridae

Alternative combination: Schizaster armiger

Full reference: W. B. Clark and M. W. Twitchell. 1915. The Mesozoic and Cenozoic Echinodermata of the United States. United States Geological Survey Bulletin 54:1-341

Belongs to Paraster according to C. W. Cooke 1959

See also Clark and Twitchell 1915, Cooke 1942 and Jackson 1917

Sister taxa: Paraster delgadoi, Paraster eustatii, Paraster pinarensis, Schizaster (Paraster) carinatus, Schizaster (Paraster) delorenzoi, Schizaster (Paraster) exoletus, Schizaster (Paraster) rougeriei, Schizaster (Paraster) tatei

Type specimen: USNM 141104, a test. Its type locality is Melvin, southeast of, which is in a Priabonian marginal marine mixed carbonate-siliciclastic in the Yazoo Formation of Alabama.


• Oligocene of United States (1: Alabama collection)

• Eocene of Panama (2), United States (10: Alabama, Georgia, Louisiana, Mississippi)

Total: 13 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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