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 B. Musavu Moussavou et al. 2017
See also Berndt 2003, Cooke 1953, Hook and Cobban 2017, Manso and Andrade 2008, Maury 1936 and Smith 1991
Sister taxa: Hemiaster (Mecaster) luynesi, Hemiaster (Mecaster) syriacus, Mecaster africanus, Mecaster aumalensis, Mecaster fourneli, Mecaster nicaisei, Mecaster orbignyanus, Mecaster palpebratus, Mecaster pseudofourneli, Mecaster semicavatus, Mecaster toucasanus, Mecaster verneuili, Mecaster victoris
Distribution:
• Cretaceous of Brazil (60 collections), Egypt (3), Gabon (1), Jordan (2), United States (25: Arizona, New Mexico, Texas)
Total: 91 collections including 92 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.