CAMPOXOTUS. 363 



uot opaque. Dark castaueous brown, nearly black, flagelliim oi'the 

 antenni'P and legs yellowish bro\\"n ; pubescence very sparse, con- 

 sisting of only a few scattered hairs. Head triangular, ^ ery broad 

 at the base, lateral occipital angles remarkably prominent ; anterior 

 margin of clypeus transverse, emarginate on eitberside, the median 

 portion not produced. Thorax short ; prothorax much narrower 

 than the head. Node of pedicel not nearly >so convex in front as 

 iu C. coiujyressus • abdomen longer, broader and more massive than 

 in that species. 



^ mill. Similar, more slender, more polished and shining ; head 

 elongate, almost rectangular : mandibles with 5 teeth. 



5 . Eesembles the g jiu(J. ; head comparatively not so large, the 

 cheeks not so convex, the occiput transverse ; the mesonotum 

 elongate, almost flat above ; the metanotum rounded, steeply sloped 

 to apex and somewhat gibbous. Abdomen remarkablv massive. 

 LetH/tJi, p maj. 13-14 ; ^ viin. 10-12 ; $ 19-21 mm. 

 I/ab. This species was originally described from Borneo, but in 

 the Brit. Mus. there are specimens from Java and China, and one 

 specimen labelled Burma. 



5 maj. Head and thorax blood-red, abdomen brown ; the whole 

 insect covered with a very tine, close, silky pilosity and sparsely 

 with erect hairs. Head subtriangular, occiput widely emarginate ; 

 mandibles comparatively small, Avith 7 teeth ; clypeus carmate, the 

 median lobe shortly anteriorly produced, its margin crenate. 

 Thorax comparatively narrow ; legs with the tibioe onl}^ slightly 

 compressed. Node of the pedicel uot so thick as in C. comjiressus. 

 only slightly convex anteriorly. Abdomen large and massive. 



^ ■iiiin. Very much more slender; head elongate, the sides 

 straight ; mandibles with 5 teeth ; anterior margin of the slightly 

 produced median lobi^ of clypeus arched, not transverse. Node 

 of pedicel couical, thicker proportionately. 



Length, ^ maj. 9-10 ; ^ min. 5-9 mm. 



Hah. Delhi (Bingham) ; Central India (Schurr) ; thi- Deccau 

 (Wroughton) ; Travancore (i^t';-^(fsou) ; Ceylon {Terbury): Assam 

 (Smijthies) ; Upper Burma {Fea, Bingham). 



A species varying somewhat in the amount of red on the head 

 and thorax, some specimens have only the head red. This and the 

 succeeding species can be distinguished at once by their remark- 

 ably silky lustre, especially on the abdomen. 



