Bivalvia - Cardiida - Mactridae
Alternative spelling: Maorimactra
Parent taxon: Mactra according to A. G. Beu 2006
See also Marwick 1960, Sepkoski 2002 and Stilwell and Zinsmeister 1992
Sister taxa: Mactra (Barymactra), Mactra (Cyclomactra), Mactra (Electomactra), Mactra (Electromactra), Mactra (Heteromactra), Mactra (Mactra), Mactra (Mactrella), Mactra (Mactrona), Mactra (Nannomactra), Mactra (Sarmatimactra), Mactra (Stiphromactra), Mactra achatina, Mactra artopta, Mactra auca, Mactra austeniana, Mactra australis, Mactra axiniformis, Mactra clathrodon, Mactra cleryana, Mactra constricta, Mactra darwinii, Mactra diegoana, Mactra dissimilis, Mactra emmonsi, Mactra funerata, Mactra gibbsana, Mactra hamiltonensis, Mactra incomatensis, Mactra irizari, Mactra isabelleana, Mactra lilacea, Mactra maculata, Mactra marplatensis, Mactra mekranensis, Mactra mera, Mactra mississippiensis, Mactra oblonga, Mactra ovalis, Mactra patagonica, Mactra pellucida, Mactra procrassa, Mactra pusilla, Mactra queenslandica, Mactra sericea, Mactra solida, Mactra stultorum, Mactra tripartita, Mactra truncata, Mactra tumbezia, Mactra tumida, Mactra turgida, Mactra utahensis, Mactra (Trigonella) arenaria, Trigonella plana
Subtaxa: Mactra (Maorimactra) bodmani Maorimactra acuminella Maorimactra ordinaria
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Quaternary of New Zealand (1 collection)
• Miocene of New Zealand (3)
• Oligocene of New Zealand (2)
• Eocene of Antarctica (2), New Zealand (2)
• Paleocene of New Zealand (2)
Total: 12 collections each including a single occurrence