Macropinna Chapman [W. M.] 1939:509 Fem. Macropinna microstoma Chapman 1939. Type by original designation (also monotypic). •Valid as Macropinna Chapman 1939 -- (Fujii in Masuda et al. 1984:41 [ref. 6441], Ahlstrom et al. 1984:156 [ref. 13627], Mecklenburg et al. 2002:154 [ref. 25968], Parin et al. 2014:107 [ref. 33547]). Current status: Valid as Macropinna Chapman 1939. Opisthoproctidae.