. Bulletin of the British Museum (Natural History) Entom Supp. THE SOLDIERLESS TERMITES OF AFRICA 95 raised, same size as fontanelle, dark sepia-brown; postclypeus brown to sepia-brown, labrum yellow-brown, frontal marks distinct, semicircular, depressed, brown; antennae brown. Pro- notum, meso- and metanota, sepia-brown, transverse dark suture distinct in metanotum only, weak or absent in mesonotum; legs, femora brown, tibiae yellow-brown, tarsi yellow. Ab- dominal tergites sepia-brown; dorsal stigmata pale brown, sternites brown laterally; paler in middle, ventral stigmata pale brown, cerci
. Bulletin of the British Museum (Natural History) Entom Supp. THE SOLDIERLESS TERMITES OF AFRICA 95 raised, same size as fontanelle, dark sepia-brown; postclypeus brown to sepia-brown, labrum yellow-brown, frontal marks distinct, semicircular, depressed, brown; antennae brown. Pro- notum, meso- and metanota, sepia-brown, transverse dark suture distinct in metanotum only, weak or absent in mesonotum; legs, femora brown, tibiae yellow-brown, tarsi yellow. Ab- dominal tergites sepia-brown; dorsal stigmata pale brown, sternites brown laterally; paler in middle, ventral stigmata pale brown, cerci pale yellow. Posterior margin of head capsule evenly rounded; ocelli medium-sized, separated from compound eyes by two-thirds own least diameter or more; postclypeus weakly inflated, Pcl/W, 0-22-0-24, Pc1/Ra, 2-73-3-15, posterior margin bowed or regularly rounded, median suture usually absent, sometimes weakly present. Apical teeth of mandibles short, La/Li, 0-46-0-48, Ra/Ri, 0-62-0-70; subsidiary marginal tooth of left mandible just clear of molar prominence in surface view, complex ratio , 4-54-5-50; apical and marginal teeth of right mandible in line, anterior edge of first marginal slightly longer than that of second. Pilosity of head capsule dense, brown, uneven, not forming a pelt. Meso- and metanota less narrow at con- striction, M/W, 0-26-0-28. Fore tibia with third apical spur distinct, nearly as large as other 206 207 Figs 202-207. Astalotermes, imago head capsules, front and side views. A. empodius; 204, 205, A. impedians; 206, 207, A. irrixosus. 202, 203,. 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 British Museum (Natural History). London : BM(NH)
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