Bivalvia - Cardiida - Veneridae
Alternative spelling: Megapitaria
Parent taxon: Macrocallista according to J. A. Todd 2001
See also Sepkoski 2002
Sister taxa: Callista (Macrocallista) dickersoni, Callista (Macrocallista) domenginica, Macrocallista (Macrocallista), Macrocallista andersoni, Macrocallista arenophila, Macrocallista aurilitoralis, Macrocallista caryi, Macrocallista cathcartensis, Macrocallista cavachana, Macrocallista densa, Macrocallista ewekoroensis, Macrocallista femii, Macrocallista furlongi, Macrocallista greeni, Macrocallista hanzawai, Macrocallista inca, Macrocallista incognita, Macrocallista kahoensis, Macrocallista lunulata, Macrocallista maculata, Macrocallista marylandica, Macrocallista matsuraensis, Macrocallista minuscula, Macrocallista packi, Macrocallista pittsburgensis, Macrocallista rearensis, Macrocallista stantoni, Macrocallista tecolotensis, Macrocallista tia, Macrocallista traftoni, Macrocallista weaveri, Macrocallista williamsoni
Subtaxa: Macrocallista (Megapitaria) albaria Megapitaria aurantiaca Megapitaria squalida
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Quaternary of Costa Rica (1 collection), Ecuador (1), Mexico (9), United States (5: California)
• Pliocene to Pleistocene of Ecuador (1)
• Pliocene of Colombia (1), Costa Rica (6), Ecuador (2), Panama (4), United States (1: South Carolina)
• Miocene of Panama (26)
Total: 57 collections each including a single occurrence