 The units were made part of the 21st "Stormo da Bombardamento Pesante" and the 251st and 252nd "Squadriglia Pipistrelli delle Baleari".The "Cicognas" went to 230th "Squadriglia da bombardamento veloce" in summer 1937, before being transferred to the 231st in 1938.The unit's recognition symbols were roundels placed on both sides of the wings and on the tail-rudder.