Bivalvia - Cardiida - Tellinidae
Alternative spelling: Macoploma
Parent taxon: Macoma according to E. J. Moore 2003
See also Pilsbry and Olsson 1941 and Sepkoski 2002
Sister taxa: Macoma (Austromacoma), Macoma (Bendemacoma), Macoma (Heteromacoma), Macoma (Macoma), Macoma (Panacoma), Macoma (Psammacoma), Macoma (Rexithaerus), Macoma (Salmacoma), Macoma (Scissulina), Macoma albaria, Macoma astori, Macoma brota, Macoma constricta, Macoma costaricana, Macoma danai, Macoma edentula, Macoma elongata, Macoma fusca, Macoma inornata, Macoma kirkinskayae, Macoma lenis, Macoma limula, Macoma lissoni, Macoma marylandica, Macoma meroensis, Macoma montesanoensis, Macoma nasuta, Macoma osakaensis, Macoma pabloensis, Macoma quadrana, Macoma simizuensis, Macoma snohomishensis, Macoma sookensis, Macoma tenta, Macoma tenuiplicata, Macoma tigilensis, Macoma uruguayensis, Macoma viticola, Macoma wilcoxi, Macoma wynootcheensis, Macoma yamadai
Subtaxa: Macoploma acolasta Macoploma yoldiformis
Ecology: facultatively mobile infaunal deposit feeder
Distribution:
• Quaternary of Mexico (1 collection), United States (10: California)
Total: 11 collections including 13 occurrences