Australian Fruit Flies — HARDY 
163 
Fig. 21. Dacus (Strumeta) musae (Tryon): a, wing; b, ovipositor, full length; c, apex of ovipositor. 
down the middle of terga 4 and 5. Ovipositor: 
Elongate and conspicuous, the visible portion 
equal to the combined lengths of terga 4 and 
5. It is distinctive even in in situ specimens 
because of the position of the pre-apical 
setae. The extended ovipositor (Fig. 2\h) 
measures about 5.4 mm. in length. The 
piercer is approximately 1.8 mm. long by 
0.2 mm. wide. It tapers rather abruptly just 
beyond the apex of the oviduct. The oviduct 
extends to within 0.5 mm. of the tip of the 
piercer. The setae are conspicuous and are 
located just before the apex of the piercer. 
They are about 0.04 mm. from the apex, this 
