Bivalvia - Thraciida - Thraciidae
Alternative spelling: Ixartia
Parent taxon: Thracia according to A. J. W. Hendy 2020
See also Coan and Valentich-Scott 2012
Sister taxa: Thracia (Cetothrax), Thracia (Crassithracia), Thracia (Cyathodonta), Thracia (Homoeodesma), Thracia (Odoncineta), Thracia (Thracia), Thracia alciope, Thracia applanata, Thracia brioni, Thracia curtansata, Thracia declivis, Thracia depressa, Thracia dilleri, Thracia gibsonensis, Thracia grignonensis, Thracia incerta, Thracia jacalitosana, Thracia kanakoffi, Thracia karquinesensis, Thracia keaseyensis, Thracia kissoumi, Thracia lenticularis, Thracia ludovica, Thracia mactroides, Thracia mactropsis, Thracia oblata, Thracia papyracea, Thracia parvula, Thracia prisca, Thracia proavita, Thracia schencki, Thracia sorrentoensis, Thracia stelcki, Thracia suciensis, Thracia ventricosa, Thracia viceliacensis, Thracia weedi, Eximiothracia perscabrosa
Subtaxa: Thracia (Ixartia) curta Thracia (Ixartia) distorta
Type: Mya distorta
Ecology: facultatively mobile deep infaunal suspension feeder
Distribution:
• Quaternary of Mexico (1 collection), United States (1: California)
Total: 2 collections each including a single occurrence