- Pentacheles laevis Spence Bate, 1878
- Pentacheles validus A. Milne-Edwards, 1880
- Polycheles granulatus Faxon, 1893 accepted as Pentacheles laevis Spence Bate, 1878
- Polycheles nanus (Smith, 1884) accepted as Stereomastis nana (Smith, 1884)
- Polycheles validus (A. Milne-Edwards, 1880) accepted as Pentacheles validus A. Milne-Edwards, 1880
- Stereomastis nana (Smith, 1884)
- Stereomastis sculpta (Smith, 1880)