Thalotia is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails.
The thick, solid shell is imperforate, elevated-conical, granulated or spirally ribbed. The periphery is rounded or obtusely angular. The small aperture is ovate. The outer lip is thick and crenulated within. The columella is toothed at the base and subtruncated.
Species within the genus Thalotia include:
Thalotia beluchistana Melvill, J.C., 1897
Thalotia chlorostoma (Menke, 1843)
Thalotia conica (Gray, 1827)
Thalotia elongata Sowerby, G.B. I, 1818
Thalotia khlimax Vilvens, 2012
Thalotia maldivensis Smith, 1903
Thalotia polysarchosa Vilvens, 2012
Thalotia pulchra (unknown author)
Thalotia rariguttata (Sowerby, G.B. III, 1916)
Thalotia tiaraeides Vilvens, 2012
The following species were brought into synonymy:
Thalotia aspera Kuroda & Habe, 1952: synonym of Tosatrochus attenuatus (Jonas, 1844)
Thalotia attenuata (Jonas, 1845): synonym of Tosatrochus attenuatus (Jonas, 1844)
Thalotia crenellifera Adams, 1853: synonym of Cantharidus crenelliferus (A. Adams, 1853)
Thalotia dubia Tenison-Woods, J.E., 1878: synonym of Thalotia conica (Gray, 1827)
Thalotia kotschyi (Philippi, 1849): synonym of Osilinus kotschyi (Philippi, 1849); synonym of Priotrochus kotschyi (Philippi, 1849)
Thalotia mariae Tenison-Woods, 1877: synonym of Cantharidus pulcherrimus W. Wood, 1828
Thalotia mundula A. Adams & Angas, 1864: synonym of Prothalotia strigata (Adams, 1853)
Thalotia neglectus Tate, 1893: synonym of Odontotrochus chlorostomus (Menke, K.T., 1843)
Thalotia ocellata (A. Adams, 1861): synonym of Alcyna ocellata A. Adams, 1860
Thalotia picta Angas, 1865: synonym of Prothalotia lesueuri (P. Fischer, 1880)
Thalotia pictus Wood, 1828: synonym of Thalotia conica (Gray, 1827)
Thalotia strigata Adams, 1853: synonym of Prothalotia strigata (Adams, 1853)
Thalotia subangulata (Pease, 1861): synonym of Alcyna subangulata Pease, 1861
Thalotia suturalis A. Adams, 1853: synonym of Prothalotia suturalis (A. Adams, 1853)
Thalotia torresi E.A. Smith, 1884: synonym of Calthalotia arruensis (Watson, 1880)
Thalotia woodsiana Angas, 1872: synonym of Thalotia conica (Gray, 1827)
Thalotia yokohamaensis Donald, K.M., 1878: synonym of Kanekotrochus infuscatus Gould, A.A., 1861
Thalotia zebrides A. Adams, 1851: synonym of Prothalotia pyrgos Philippi, 1849
