Bivalvia - Trigoniida - Trigoniidae
Alternative spelling: Indotrigonia
Parent taxon: Trigonia according to L. R. Cox 1952
See also Sepkoski 2002
Sister taxa: Trigonia (Clavitrigonia), Trigonia (Heslingtonia), Trigonia (Kumatrigonia), Trigonia (Pleurotrigonia), Trigonia (Primatrigonia), Trigonia (Prosogyrotrigonia), Trigonia (Protrigonia), Trigonia (Trigonia), Trigonia aequicostata, Trigonia analoga, Trigonia angulicostata, Trigonia antiqua, Trigonia azzarolae, Trigonia bowersiana, Trigonia castani, Trigonia castrovillensis, Trigonia charlottensis, Trigonia columbiana, Trigonia coqueiroensis, Trigonia cragini, Trigonia depauperata, Trigonia devexa, Trigonia doroschini, Trigonia eufaulensis gabbi, Trigonia eufaulensis moorei, Trigonia evansi, Trigonia gibboniana, Trigonia guildi, Trigonia hemisphaerica, Trigonia imbricata, Trigonia intersitans, Trigonia kayana, Trigonia kefersteini, Trigonia kitchini, Trigonia maastrichtiana, Trigonia maloneana, Trigonia marginata, Trigonia mearnsi, Trigonia melhasei, Trigonia montanaensis, Trigonia mooreana, Trigonia neuquensis, Trigonia nodulosa, Trigonia obliqua, Trigonia oregona, Trigonia orientalis, Trigonia oviedensis, Trigonia pandicosta, Trigonia papuana, Trigonia picteti, Trigonia plana, Trigonia plumasensis, Trigonia pseudocaudata, Trigonia pseudocrenulata, Trigonia pullus, Trigonia rebouli, Trigonia reesidei, Trigonia resoluta, Trigonia reticulata, Trigonia saavedra, Trigonia somaliensis, Trigonia stantoni, Trigonia stolleyi, Trigonia suborbicularis, Trigonia sulcata, Trigonia tabacoensis, Trigonia taffi, Trigonia thierachensis, Trigonia thoracica, Trigonia undulatocostata, Trigonia weaveri, Trigonia windhauseniana
Subtaxa: Trigonia (Indotrigonia) beyschlagi Trigonia (Indotrigonia) smeei
Ecology: facultatively mobile infaunal suspension feeder
Distribution: