96 LABIDUETD^. 



Tahle of Species. 



1. Size small (7'5-13 mm.) ; pronotum 



somewhat longer than broad, rounded 



posteriorly ; colour dark blackish grey. 



2. Forceps of S dilated in basal half on 



inner margin nepalensis. Burr, p. 96. 



2.2. Forceps of J cylindrical lividipes, Dufour, p. 97. 



1.1. Size larger (14-25 mm.) ; pronotum 



subquadrate, truncate posteriorly with 



angles rounded; colour tawny, reddish 



chestnut, varied with blackish. 



2. Forceps of (S with two strong teeth 



on inner margin hengalensis, Dohrn, p. 98. 



2.2. Forceps of J unarmed or with one 



tooth riparia, Pall., p. 99. 



51. Labidura nepalensis, Burr.* (Fig. 30.) 

 Labidura nepalensis, Burr, (07'-j p. 208. 



Stature small and slender ; colour dull black ; last dorsal seg- 

 ment and forceps reddish black ; antennae greyish ; legs testaceous, 

 femora and tibiae banded with blackish. Antennae typical of 

 genus, 21 segments. Head smooth and convex, sTitures obsolete ; 

 pronotum some\\hat longer than broad, anterior border straight, 

 posterior border rounded ; prozona somewhat tumid, metazona 

 flattened. Elytra long, truncate, granulate, carina sharp and well- 

 defined; dull black. Wings long, same texture as elytra. Legs 

 slender, typical. Sternum brown, typical. Abdomen dull chocolate- 

 black, with a pale sparse pubescence, which is denser and longer in 

 the 2 , apparently smooth, exceedingly finely punctulated, no lateral 

 tubercles. Yenter dark brown, smooth, with fine yellowish pubes- 

 cence ; penultimate ventral segment of S obtusangular, truncate 

 apically ; rounded in $ . Last ventral segment almost hidden in both 

 sexes, only the exterior angles visible. Last dorsal segment of S 

 rectangular, reddish ])lack, with a longitudinal median sulcus, and 

 a blunt tubercle on each side at posterior border ; in $ attenuate, 

 with median depression. Pygidium in c^ or $ not apparent. 

 Forceps with the branches of the S trigonal and stout at the base, 

 inner margin depressed into a sharp flattened plate along one- 

 third of its length ; this part terminated with a small sharp tooth, 

 the edges contiguous, then strongly attenuate, unarmed, gently 

 incurved, the underside of each branch deeply furrowed ; in the 

 $ simple, straight, conical. 



6 2 



Length of body 7-5-9-75 mm. 8-5-11 mm. 



„ forceps.... 3 ,, 1-75-2 „ 



IS'epal : Soondrijal ; Pharping {R. Hodgari, Inch JLis.). 

 Type in the Indian Museum, Calcutta. 



