. Hymenoptera ... l proportionatelynot so thick ; wings fusco-hvaline. Lemjth., g maj. 11-12; ^ min. 5-0; $ 13-14 mm. JJah. Sikhim (Jloller) ; Kumaun, 4000 ft., Assam (Smi/thies);Burma. Maymyo. 3000 ft.; Karen Hills, 5000 ft. {Bingham). It is remarkable that all specimens from Burma should have thethorax and basal abdominal segment either entirely bright red orvaiiegated with bright red. In sculpture and form they areidentical with specimens from 8ikhim and Assam. Emery {Joe. cit.)has separated the Biu-mese a ariety as var. mutiUoides. 443. Camponotus sericeus, Fabr. (Formica) Ent. St/sf. Supp


. Hymenoptera ... l proportionatelynot so thick ; wings fusco-hvaline. Lemjth., g maj. 11-12; ^ min. 5-0; $ 13-14 mm. JJah. Sikhim (Jloller) ; Kumaun, 4000 ft., Assam (Smi/thies);Burma. Maymyo. 3000 ft.; Karen Hills, 5000 ft. {Bingham). It is remarkable that all specimens from Burma should have thethorax and basal abdominal segment either entirely bright red orvaiiegated with bright red. In sculpture and form they areidentical with specimens from 8ikhim and Assam. Emery {Joe. cit.)has separated the Biu-mese a ariety as var. mutiUoides. 443. Camponotus sericeus, Fabr. (Formica) Ent. St/sf. SuppL (1798),p. 27!>; Forel, Jonni. Bomh. N. 11. Soc. vii (1892), pp. 223 & Formica ciuerasceiis, Jerd. Madi: Jour. Lit. S^- Sc. xvii (1851), p. 123, ?$c?.Formica obtusa, Smith, Cat. vi (1858), p. opaciventris, Mcn/r, Terh. Ges. Wieii, xxviii (1878), p. 648, ^ . ^ maj. Black, opaque, with a granular appearance on the headand thorax, antennae and the tibiae and tarsi of the legs more or. Fig. 121. — Cavipoiiotus sericeus, ^ maj. less dark castaneous; head, thorax and node of pedicel with verysparse erect pubescence; abdomen with a dense recumbent silkygolden pubescence hiding the sculpture. Head very broad andmassive, almost as broad across at the base of the mandibles as atthe occiput, the latter more or less emarginate; mandibles with5 teeth ; clypeus broad, 8ome\^?hat tectiform, the anterior borderbroadly emarginate in the middle. Thorax broad in front, stronglycompressed posteriorly, emarginate at the meso-metanotal suture,the basal face of the metanotum horizontal, flat, the sides margined,posterior face excavate; legs stout, tibia? cylindrical. ISode ofpedicel rounded, knob-like ; abdomen very broad, globose. ^ min. Similar, smaller ; head more elongate proportionately,occiput rounded, anterior margin of clypeus transverse, antennaeand legs lighter in colour than in the ^ major. 5. Similar to the ^ maj.; head rounder, occiput transverse,thorax no


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