Fig. 49From: Revision of the Atratus Group of Culex (Melanoconion) (Diptera: Culicidae)Couplet 4: head features and siphonal pecten spines. Arrows indicate head setae and siphonal pecten spine. a, b Thesis: Culex atratus, seta 13 of the head (a) and siphonal pecten spine (b). c, d Antithesis: Culex comptus n. sp., seta 13 of the head (c) and siphonal pecten spine (d). Abbreviation: PS, siphonal pecten spinesBack to article page