Selon FishBase[1], WoRMS[2] et Animal Diversity Web (6 septembre 2017)[3] :
- genre Dalatias Rafinesque, 1810
- genre Euprotomicroides Hulley & Penrith, 1966
- genre Euprotomicrus Gill, 1865
- Euprotomicrus bispinatus Gill, 1865 — Squale pygmée
- genre Heteroscymnoides Fowler, 1934
- genre Isistius Gill, 1865
- genre Mollisquama Dolganov, 1984
- genre Squaliolus Smith & Radcliffe, 1912
- Squaliolus aliae Teng, 1959
- Squaliolus laticaudus Smith & Radcliffe, 1912 — Squale nain
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Selon ITIS[4] :
- Sous-famille Dalatiinae
- Dalatias Rafinesque, 1810
- Euprotomicroides Hulley and Penrith, 1966
- Euprotomicroides zantedeschia Hulley & Penrith, 1966
- Euprotomicrus Gill, 1865
- Euprotomicrus bispinatus (Quoy & Gaimard, 1824)
- Heteroscymnoides Fowler, 1934
- Heteroscymnoides marleyi Fowler, 1934
- Isistius Gill, 1865
- Isistius brasiliensis (Quoy & Gaimard, 1824)
- Isistius labialis Meng, Zhu & Li, 1985
- Isistius plutodus Garrick & Springer, 1964
- Mollisquama Dolganov, 1984
- Squaliolus Smith and Radcliffe in Smith
- Squaliolus aliae Teng, 1959
- Squaliolus laticaudus Smith & Radcliffe, 1912
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