Browsing alphabetically by genus and species
Trinacria excavata Heiberg (1863)
Trinacria pileolus (Ehrenberg) Grunow (1884)
Trinacria regina Heiberg (1863)
Trinacria regina Heiberg (1863)
Trinacria senta (Witt) Sims & Ross (1988)
Trinacria simulacrum Grove & Sturt (1887)
Trinacria simulacrum Grove & Sturt (1887)
Trossulus elegantulus (Grove & Sturt) Ross & Sims (1970)
Truania archangelskiana Pantocsek (1886)