Echinoidea - Spatangoida - Hemiasteridae
Alternative combinations: Hemiaster (Mecaster) batnensis, Hemiaster batnensis
Synonyms: Hemiaster cedroensis Maury 1936, Hemiaster delgadoi de Loriol 1888, Hemiaster jacksoni Maury 1925, Leiostomaster boesei Smiser 1936
Belongs to Mecaster according to S. C. Hook and W. A. Cobban 2017
See also Berndt 2003, Cooke 1953, Manso and Andrade 2008, Maury 1936 and Smith 1991
Sister taxa: Hemiaster (Mecaster) luynesi, Hemiaster (Mecaster) syriacus, Mecaster africanus, Mecaster fourneli, Mecaster orbignyanus, Mecaster pseudofourneli, Mecaster victoris
• Cretaceous of Brazil (53 collections), Egypt (3), Jordan (2), United States (10: New Mexico)
Total: 68 collections each including a single occurrence
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Specimen images are retrieved through the ePANDDA API.
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