2704 Macropinna microstoma Chapman, 1939 Opisthoproctidae Barreleyes or spookfishes Argentiniformes Teleostei Barreleye North Pacific: Bering Sea to Japan, and Baja California, Mexico. FB 2738325 Macropinna microstoma not stated 54 N 132 W 1929 Macropinna microstoma 99 - 262 m not stated 53 N 134 W 1932 Macropinna microstoma 694 - 891 m