Family Pentanchidae Smith 1912

Pentanchidae Smith 1912:489 [ref. 4041] (family) Pentanchus [family name sometimes seen as Pentachidae; authorship sometimes seen as Smith & Radcliffe, but Radcliffe only assisted with the new genus and species]

Galeinae Fowler 1934a:234 [ref. 1416] (subfamily) Galeus Rafinesque [preoccupied by Galei Müller & Henle 1839 in fishes, Article 55.3]

Halaeluridae White 1936a:4 [ref. 31933] (family) Halaelurus [name only, but used as valid by White 1936b:18 [ref. 32585] and by White 1937:107 [ref. 26324] Article 13.2.1]