Type species: Biculteriala gratti Kollmann, 2009
Original Diagnosis of Biculteriala by Kollmann, 2009:
- "High turriculate spire, whorls angulate, with collabral ribs. Last whorl high, with two angulations extending to the labral wing. Wing broad, with two rather narrow digitations bent in adapical direction. Rostrum long, bent."
Biculteriala species is