Squadrilla

One must lay down as a rule, and we here repeat the opinion expressed by famous aviators, that every attack, whether by a single machine or by a squadrilla, must always be carried out with the utmost vigour.

Source: wiktionary

Commander Bragadin was, at the outset of the war, a reserve officer in command of a “squadrilla” of motor torpedo boats.

Source: wiktionary

[…] with a squadrilla to meet the aviators, and as soon as the plane was visible from the shore, ship sirens and whistles blew and flags flew from every mast.

Source: wiktionary