Bivalvia - Unionida - Unionidae
Synonyms: Contradentinae Modell 1942, Nannonaiinae Modell 1942
Parent taxon: Unionidae according to J. G. Carter et al. 2011
See also Bouchet et al. 2010
Sister taxa: Acuneopsis, Alasmidontinae, Ambleminae, Anodonta, Coelatura, Coelaturinae, Comptio, Cuneopsis, Danlengiconcha, Elongaria, Eocuneopsis, Eolamprotula, Gonideinae, Jishuiconcha, Lamprotula, Liopotomida, Liovetulonaia, Luochengella, Modellnaiinae, Ningxiaconcha, Paranodonta, Parreysiinae, Periodunio, Plicatounio, Potomida, Proparreysia, Pseudelliptio, Psilounio, Qianweiella, Qiyangia, Qiyangiinae, Quadrula, Radioplicata, Rhabdotophorus, Shifangella, Shistodesmus, Solenaia, Tuberonaia, Undulatula, Unionelloides, Unioninae, Wulongiconcha, Yunnanoconcha
Subtaxa: Contradens Nannonaia Rectidens
Ecology: facultatively mobile infaunal suspension feeder
Distribution: there are no occurrences of Rectidentinae in the database