180 rOBFICULID^. 



Genus EMBOROS, Bm-r. 



Emboros, Bt(rr, (07i) p. 103. 

 Opistlaocosniia, Dolirn (partim). 

 Cosmiella, Terhaff, Kirby (partim). 



Type, Opisthocosmia duhia, Borm. 



Small and slender. Antennae with 10 segments, cylindrical ; 

 fourth relatively long. Head smooth and tumid. Pronotum 

 slightly narrower than the head and decidedly longer than hroad, 

 rectangular. Metasternal lohe transverse, rectangiilar. Elytra 

 complete and free, with a keel running the whole length of the 

 costal fold, rather short. Wings abortive. Legs not very long ; 

 tarsi rather short, first segment hardly longer than the third. 

 Abdomen of J but slightly dilated, convex, second pliciform tubercle 

 very strong. Last dorsal segment of d" a little longer than broad, 

 but shghtly angustate. Penultimate ventral segment of S rounded, 

 transverse. Porceps of S with branches not contiguous at the base, 

 cylindrical, nearly straight. 



Banrje. Burma and Diego Suarez, 



This genus is characterized by the keeled elytra and short tarsi, 

 together with the long narrow pronotum, thus differing from 

 Liparura, Lij>odes and Obelura, the only other known Indian genera 

 with keeled elytra. 



114. Emboros dubiiis, Bonn. 



Opisthocosmia dubia, Bonn. (94) p. 399, (00-) p. 98 : Burr, (OS^) 



p. 117. 

 Cosmiella dubia, Verh. (02i) p._195 ; Ktrbt/, (04) p. 38. 

 Opistliocosmia (Cosmiella) dubia, Burr, (04) p. 303. 

 Emboros dubius, Bni-r, (07i) p. 104. 



Dark chestnut, small and slender. Antennse with the five basal 

 segments greyish testaceous. Head shining chestnut. Pronotum 

 chestnut-brown, shining, a little narrower than the head, a little 

 longer than broad ; posterior margin rounded, rather convex ; 

 prozona and metazona separated by a transverse depression ; two 

 impressions on prozona ; sides straight, pale testaceous, reflexed. 

 Elytra dull brown, one and a half times as long as the pronotum, 

 well rounded at the shoulders, sides parallel, posterior margin 

 truncate. Wings absent. Legs long and slender, greyish testa- 

 ceous, apical half of femora darker. Abdomen dark chestnut, 

 shining, oval, dilated at about three-quarters of the length. Last 

 dorsal segment about twice as broad at the base as at the apex, 

 strongly sloped. Pygidium not discernible. Porceps reddish 

 testaceous, unarmed, slender, elongate, trigonal, nearly straight, 

 not, contiguous but very nearly so, points curved in. 



$ 



Length of body 7*5 mm. 



„ forceps 3-5 „ 



