Family Opisthoproctidae Schmidt 1918

Opisthoproctidés Roule 1915:177 [ref. 33061] family) Opisthoproctus [published not in latinized form after 1899, not available]

Opisthoproctidae Schmidt 1918:28 [ref. 32602] (family) Opisthoproctus

Doliocopteryginae [Dolichopteryginae] Fowler 1934a:256 [ref. 1416] (subfamily) Dolichopteryx [stem corrected to Dolichopteryg- by Fowler 1934b:163 [ref. 32669] and by Fowler 1936c:1161 [ref. 6546], confirmed by Myers & Storey 1956:15 [ref. 32831]; stem sometimes seen as Dolichoptery-]

Macropinnidae Chapman 1939:508 [ref. 817] (family) Macropinna

Winteriidae Chapman 1942:301 [ref. 818] (family) Winteria [family name sometimes seen as Winteridae]