igiS'] ^^' Burr : Dermaptera. 143 



Family CHELISOCHIDAE. 

 Genus Chelisoches, Scudder, 



1. Chelisoches morio, Fabr. 



Rotung, 1400 ft., 24-xii-ii. 5 0* , 8 9 , under leaf-stem of 

 decomposing plantain. Nos. - and ^ . 



Dibrugarh, 17 — 19-xi-ii, 9 . No. ^y^. 



It is interesting to find this species in this district : in India 

 it is almost unknown : it occurs in Ceylon, probably as a straggler 

 from the Malayan islands, as also in Burma ; probably indigenous 

 to Assam from the North Bast 



2. Chelisoches tigris, sp. n. 



Antennae yellow, the basal segment and one ante-apical 

 segment black : head black, depressed, posterior margin tumid: 

 pronotum gently dilated and rounded posteriorly ; prozona black, 

 shading to tawny in the metazona : femora and tibiae black, 

 tarsi fulvous: elytra smooth, fulvous, shading to black on the 

 costal margin : wings fulvous, shaded with black : abdomen 

 brick-red, shading to blackish at the sides : last dorsal segment 

 with a row of minute black tubercles along posterior margin, which 

 are rather bigger near the middle line, which is smooth and some- 

 what depressed : pygidium short, thick, broad, with 2 minute 

 spinules : forceps with branches stout, arcuate, with a short, 

 blunt, double tooth in the middle. 



Rotung. 1400 ft., r-i-i2. cf , under leaf of screw pine. 



No 'f 



The colouration of this species is very distinctive I cannot 

 think that it is a mere colour-variation of Ch. morio. Unfortu- 

 nately, the specimen has been damaged in transit. 



Genus Lamprophorus, Burr. 

 I Lamprophorus kervillei, Burr. 

 Rotung, 1400 ft., 28-xii-ii. 2 9 , under bark. Nos. -°- and 



2204 



2280 



19 



Below Dosing. 1400 ft., 26-i-r2. 9 . No. 



Dibrugarh, 22-xi-ii. 3 cf and 3 9 , under leaf-sheath of 



bamboo. Nos. "^^^-^J 

 19 



It is interesting to liud this species in Northern India: it has 

 hiiberto only been known from a single pair from Tonkin : these 



