Subfamily Triphorinae Gray, 1847

Genus Inella s.s. Bayle, 1879

= Ino Hinds, 1843, non Ino Schrank, 1803

Type species: Triforis (Ino) gigas Hinds, 1843 . Subsequent designation by Jousseaume (1884). Recent, southwestern Pacific.

Diagnosis: paucispiral protoconch with very reduced nucleus and typically two spiral cords on the following whorls; teleoconch elongated, with three main spiral cords, the adapical one usually initially narrower but gradually developing.