. Bulletin of the British Museum (Natural History) Entomology. . Figs 89-94 Ankylopteryx. 89, A. basalis, 90, 92, A. buttikaferi, 93, 94, A. venusta. 89, fore and hind wing (from Kimmins); 90, apex of 3 abdomen, lateral; 91, apex of 9 abdomen, lateral; 92, c? genitalia, lateral; 93, 9 spermatheca, lateral; 94, 9 subgenitale, caudal. and the Afrotropics 18 species have been des- cribed, eight species are known from India and southern China, 20 from the Oriental region, with a further four Australian species. Diagnosis. Adult. Small to medium lacewings; fore wing (Fig. 89) 9-17 mm; ground colour
. Bulletin of the British Museum (Natural History) Entomology. . Figs 89-94 Ankylopteryx. 89, A. basalis, 90, 92, A. buttikaferi, 93, 94, A. venusta. 89, fore and hind wing (from Kimmins); 90, apex of 3 abdomen, lateral; 91, apex of 9 abdomen, lateral; 92, c? genitalia, lateral; 93, 9 spermatheca, lateral; 94, 9 subgenitale, caudal. and the Afrotropics 18 species have been des- cribed, eight species are known from India and southern China, 20 from the Oriental region, with a further four Australian species. Diagnosis. Adult. Small to medium lacewings; fore wing (Fig. 89) 9-17 mm; ground colour pale green. Head marked with black or red stripes on clypeus, gena or frons; palps elongate; labrum indented; mandibles scythe-like, symmetrical, without basal teeth; vertex slightly raised; head narrow (head width ; eye width : 1); antenna about as long as fore wing; flagellar segments 3-4 times as long as wide with four rings of setae. Pronotum narrow, sometimes marked with black lateral spot; setae long, pale, fine; mesonotum sometimes with broad black marking; metanotum unmarked. Legs often marked with black annulation on fore and mid tibia, apex of 5th tarsal segment usually black; setae long, pale; claws with basal dilation. Fore wing very broad (length : breadth — :1); marked with large black spots or veins with dark brown suffusion; costa usually unmarked at base; costal area at base of fore wing broad; costal setae long, erect; Sc very short; stigma often marked with black spot; Sc and R very close; basal Sc crossvein mm; im present or absent; m2 with strongly arched costal margin; Rs strongly sinuate; gradates in two slightly divergent rows, basal inner gradate meet- ing Psm; veins not crassate in 6;cx shorter than c2; c2 narrow, rounded apically. Hind wing narrow (length : breadth = : 1). Abdomen (Figs 90, 91) unmarked; setae long, sparse; callus cerci ovate, 17-24 trichobothria; ectoprocts fused dor- sally with slight dorsal inva
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