Bivalvia - Protobranchia - Malletiidae

Belongs to Palaeoneilo according to I. Hayami and T. Kase 1977

Sister taxa: Palaeoneilo acarinata, Palaeoneilo arctica, Palaeoneilo artiensis, Palaeoneilo centralis, Palaeoneilo cuneiformis, Palaeoneilo elliptica, Palaeoneilo excentrica, Palaeoneilo fecunda, Palaeoneilo fibularis, Palaeoneilo fortistriata, Palaeoneilo galatea, Palaeoneilo guizhouensis, Palaeoneilo leiyangensis, Palaeoneilo lutosa, Palaeoneilo magna, Palaeoneilo mcchesneyana, Palaeoneilo occidentalis, Palaeoneilo oviformis, Palaeoneilo parenica, Palaeoneilo postolegi, Palaeoneilo praeacuta, Palaeoneilo qujianensis, Palaeoneilo qujiangensis, Palaeoneilo sera, Palaeoneilo shaoyangensis, Palaeoneilo sinuata, Palaeoneilo smithi, Palaeoneilo subcarinata, Palaeoneilo subexcentrica, Palaeoneilo suborbicularis, Palaeoneilo subtenella, Palaeoneilo sunanensis, Palaeoneilo symmetricus, Palaeoneilo tebagaensis, Palaeoneilo thorslundi, Palaeoneilo tirolensis, Palaeoneilo yanjiensis, Palaeoneilo yongdingensis

Ecology: facultatively mobile infaunal deposit feeder