Carpenter et al.: Mosquitoes oi- Southern U. S. 



53 



ADULT MALE. — Coloration similar to that of female. TERMINALIA (Fig. 

 24). — Ninth tergite (IX-T) a narrow, moderately sclerotized hand; lobes 

 (IXT-L) lateral in position, slender, tapered, pointed or rounded at tip. 

 Tenth sterntte ahsent. Anal lobe (An-L) large, triangular, spiculate. P hallo- 

 some (Ph) cylindrical, furcate at base; apex with three or four pairs of ligulate 

 leaflets (Ph-L), the apical pair usually about twice as long as the ante-apical 

 pair; none of the leaflets with short, coarse, basal teeth. Claspette broad, 

 fleshy, consisting of a dorsal lobe (Cl-DL) and a ventral lobe (Cl-VL). 

 The dorsal lobe apically with one to several (usually 2 to 3) large, 

 closely set, blunt, slightly capitate spines; the ventral lobe with a large, broad, 

 pointed spine at apex and one or two smaller subapical spines. Basis tyle (Bs) 

 conical, nearly twice as long as broad, rounded apically, clothed with long 

 setae and few or no scales; two parabasal spines (P-S) and one internal spine 

 (I-S) present. Dististyle (Ds) about as long or slightly longer than basistyle, 



e.KASToig 



Fig. 24. Anopheles atropos Dyai and Knab. A, Male terminalia. 

 B, Claspetles. C, Phallosome. 



