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 angulicosta, Trigonia antiqua, Trigonia azzarolae, Trigonia bowersiana, Trigonia carinata, 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 hemisphaerica, Trigonia imbricata, Trigonia intersitans, Trigonia kayana, Trigonia kefersteini, Trigonia kitchini, Trigonia literata, Trigonia maastrichtiana, Trigonia maloneana, Trigonia marginata, Trigonia melhasei, Trigonia montanaensis, Trigonia mooreana, 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 reticulata, Trigonia somaliensis, Trigonia stantoni, Trigonia stolleyi, Trigonia suborbicularis, Trigonia sulcata, Trigonia tabacoensis, Trigonia thierachensis, Trigonia thoracica, Trigonia undulata, Trigonia undulatocostata, Trigonia windhauseniana
Subtaxa: Trigonia (Indotrigonia) beyschlagi Trigonia (Indotrigonia) smeei
Ecology: fast-moving shallow infaunal suspension feeder
Distribution: