Triviella immelmani Rosenberg & Finley, 2001
Triviella khanya (Liltved, 1986)
Triviella martybealsi Fehse, 2016
Triviella millardi (C. N. Cate, 1979)
Triviella neglecta Schilder, 1930
Triviella ovulata (Lamarck, 1810)
Triviella phalacra F. A. Schilder, 1930
Triviella pseudovulata F. A. Schilder & M. Schilder, 1929
Triviella rubra (H. Shaw, 1909)
Triviella verhoefi (Gosliner & Liltved, 1981)
Triviella williami Fehse, 2006
Trivirostra aff. oryza (Lamarck, 1810)
Trivirostra akroterion Cate, 1979
Trivirostra angustata Fehse, 2017
Trivirostra bocki Schilder & Schilder, 1944
Trivirostra boswellae C. N. Cate, 1979
Trivirostra cf. akroterion Cate, 1979
Trivirostra cf. bocki Schilder & Schilder, 1944
Trivirostra cf. insularum Schilder, 1944
Trivirostra cf. oryza (Lamarck, 1810)
Trivirostra cf. poppei Fehse, 1999
Trivirostra cf. spioinsula C. N. Cate, 1979
Trivirostra corrugata (Pease, 1868)
Trivirostra dekkeri Fehse & Grego, 2009
Trivirostra edgari (Shaw, 1909)
Trivirostra ginae Fehse & Grego, 2002
Trivirostra hordacea (Kiener, 1843)
Trivirostra hyalina Schilder, 1933
Trivirostra insularum Schilder, 1944
Trivirostra keehiensis Cate, 1979
Trivirostra letourneuxi Fehse & Grego, 2008
Trivirostra mactanica Fehse & Grego, 2002
Trivirostra natalensis Schilder, 1932
Trivirostra obscura (Gaskoin, 1849)
Trivirostra oryza (Lamarck, 1810)
Trivirostra oshimaensis C. N. Cate, 1979
Trivirostra poppei Fehse, 1999
Trivirostra scabriuscula (Gray, 1827)
Trivirostra shawi F. A. Schilder, 1933
Trivirostra sp. 309516
Trivirostra sp. 383110
Trivirostra sphaeroides Schilder, 1933
Trivirostra spioinsula C. N. Cate, 1979
Trivirostra spionsula Cate, 1979
Trivirostra thaanumi Cate, 1979
Trivirostra tomlini F. Schilder & M. Schilder, 1944
Trivirostra vayssierei C. N. Cate, 1979
