“…However, in karyological studies of Anastrepha (Basso et al 2003) and other genera of fruit flies [e.g. Dacus cucurbitae Coquillet (Gopalan 1972), Ceratitis capitata (Wiedemann) (Zacharopoulou 1986), Rhagoletis pomonella (Walsh) (Procunier & Smith 1993), Bactrocera oleae Gmelin (Canovai et al 1996 )], the autosomes are numbered in a descending order, the largest being number 2 (or II). The latter system will be used in the present report.…”