« Dentaliid Scaphopoda with smooth, polished, thin-walled and transparent shells of slender shape, moderate curvature and circular cross-section. The ventral side of the apex can have a straight, deep slit or a small notch. » – G. Steiner: “Observations on the anatomy of the scaphopod mantle and the description of a new family, the Fustiariidae”, American Malacological Bulletin vol.9(2), 1991, p.19.
 

« Shell tubular, thin, usually slightly curved, smooth, posterior end with a long, linear slit on or near the ventral side. » – F. Stoliczka in Blanford & Stoliczka: “Cretaceous fauna of southern India”, Memoirs of the Geological Survey of India. Palaeontologia Indica vol.II, Calcutta 1868, p.439.