. Bulletin of the British Museum (Natural History) Entomology. THE GREEN LACEWINGSOFTHE WORLD: A GENERIC REVIEW (NEUROPTERA: CHRYSOPIDAE) 169. 150 Figs 147-153 Chrysacanthia. 147, C. esbeniana; 148, 150, C. sp. indet.; 149, 152, 153, C. varicella. 147, fore wing; 148, apex of 6 abdomen, lateral; 149, apex of 9 abdomen, lateral; 150, 6 gonarcus complex, dorsal; 151, 3 parameres, lateral; 152, 9 subgenitale, caudal; 153, 9 spermatheca, lateral. ectoprocts, tergites 4-8 and sternites 7-9; setae short, dense; membranal microsetae on segments 6-8 very coarse and dense but absent from tergite 8; cal
. Bulletin of the British Museum (Natural History) Entomology. THE GREEN LACEWINGSOFTHE WORLD: A GENERIC REVIEW (NEUROPTERA: CHRYSOPIDAE) 169. 150 Figs 147-153 Chrysacanthia. 147, C. esbeniana; 148, 150, C. sp. indet.; 149, 152, 153, C. varicella. 147, fore wing; 148, apex of 6 abdomen, lateral; 149, apex of 9 abdomen, lateral; 150, 6 gonarcus complex, dorsal; 151, 3 parameres, lateral; 152, 9 subgenitale, caudal; 153, 9 spermatheca, lateral. ectoprocts, tergites 4-8 and sternites 7-9; setae short, dense; membranal microsetae on segments 6-8 very coarse and dense but absent from tergite 8; callus cerci rounded, prominent; trichobothria 30-36; ectoprocts with deep apical invagination, not fused dorsally, fused with tergite 9; 6: microtholi absent or present on sternites; sternite 8+9 fused, short, broad; sternite 7 with large median apical swelling; 9: apex of sternite 7 straight or with very deep, narrow median indentation. Genitalia 6 (Figs 150, 151). Tignum, gonapsis, median plate and entoprocessus absent; para- meres long, narrow, upturned apically or protrud- ing beyond apex of abdomen; gonarcus short and broad with long, tapering gonocornua; arcessus short, broad with median apical hook; gonosaccus short with few, short, widely dispersed gonosetae or one short, very broad, lateral gonoseta; gono- cristae and spinellae absent. Genitalia 9 (Figs 152, 153). Praegenitale present at base of large subapical swelling on sternite 7; papilla absent; subgenitale broad, bilobed apically with small median projection; spermatheca short, broad; ventral impression deep; vela long, curved; duct long, sinuous. REMARKS. Species of Chrysacanthia may be readily recognized by the extensive pale brown spots on the fore and hind wing, reminiscent of Glenochrysa. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Brit
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