TY - JOUR T1 - Diptera from the Pribilof Islands, Alaska JF - Proceedings of the California Academy of Sciences Y1 - 1921 A1 - Cole, F. R. SP - 169 EP - 177 L2 - 21836 L3 - 21853 VL - 4th series, vol. 11 UR - http://www.online-keys.net/sciaroidea/add01/Cole_1921_Diptera_from_Alaska.pdf ER -