Triphoris robusta Pease, 1871
Triphoris robustus Pease, 1871: 775 .
Triforis robustus Pease, 1871 — Tryon 1887: 191.
Mastonia robusta (Pease, 1871) — Tröndle & Boutet 2009: 24.
Type locality. Hawaii, Makaimo Island.
Type material. MCZ 73923, lectotype and paralectotypes in current catalogues under the same number . MCZ 298499, paralectotypes .
Distribution. French Polynesia (Tröndle & Boutet 2009), Hawaii (Pease 1871; Tryon 1887; Paetel 1888; Johnson 1994).
Remarks. The genus Triphoris is of feminine gender, therefore the name should be Triphoris robusta . Lectotype designation by Johnson (1994).