Các loài Bathytoma

Các loài thuộc chi Riuguhdrillia bao gồm:[2][3]

Species brought into synonymy
  • Bathytoma biconica Hedley, 1903: synonym of Benthofascis biconica (Hedley, 1903)
  • Bathytoma colorata Sysoev & Bouchet, 2001: synonym of Gemmuloborsonia colorata (Sysoev & Bouchet, 2001)
  • † Bathytoma excavata Suter, 1917: synonym of † Austrotoma excavata (Suter, 1917)
  • Bathytoma gratiosa Suter, 1908: synonym of Fenestrosyrinx gratiosa (Suter, 1908), synonym of Taranis gratiosa (Suter, 1908)
  • Bathytoma sarcinula Hedley, 1905: synonym of Benthofascis sarcinula (Hedley, 1905)
  • Bathytoma tremperiana (Dall, 1911): synonym of Megasurcula tremperiana (Dall, 1911)
  • Bathytoma tremperiana Dall, 1911: synonym of Megasurcula carpenteriana (Gabb, 1865)
  • Subgenus Bathytoma (Parabathytoma) Shuto, 1961 represented as Bathytoma Harris & Burrows, 1891
  • Bathytoma (Parabathytoma) helenae Kilburn, 1974 represented as Bathytoma helenae Kilburn, 1974
  • Bathytoma (Parabathytoma) visagei Kilburn, 1973 represented as Bathytoma visagei Kilburn, 1973
Fossil shell of Bathytoma cataphracta from Pliocene of Italy