1913.] M. Burr: Dermaptera. 137 



Family LABIDURIDAE. 



Subfamilv PSALINAE. 



Genus Euborellia, Burr. 



I. Euborellia aborensis, sp. n. 



cf 9 



Long, corporis . , 14 mm 12 — 15'5 mm. 



,, forcipis . . 2 - 2*5 2 — 2*5 



General colour reddish chestnut, passing to yellowish anterior- 

 ly and blackish posteriorly : antennae tawny : head depressed , 

 clear red: eyes black : pronotum orange, bordered with blackish 

 at the sides, rectangular, slightly longer than broad : eh^tra rudi- 

 mentary, present as darker, narrow lateral flaps, very narrow at 

 the base: meso- and metanota of the same colour: legs fulvous, 

 femora sometimes feebly shaded with fuscous : sternum of tj^pical 

 structure, orange yellow : abdomen deep reddish-chestnut, very 

 gently dilated in cf , more so in $ , darker towards the apex : 

 ventral surface of same colour : sides of segments 7-9 in cf carinu- 

 late, convex and rugulose : last dorsal segment smooth, deep red ; 

 in cf rectangular, simple, with a longitudinal fold down the side 

 in both sexes: whole abdomen punctulate and clothed with long 

 reddish hairs, penultimate ventral segments rounded in the cf , 

 narrower apicall}^ in the $ : forceps with branches subcontiguous, 

 asymmetrical, especially in the cf , and unarmed in both sexes. 



Rotung, 1400 ft., 24 — 25-xii-Tr. 2 cf , 52. Under leaf-stem 

 of plantain, ^t.. -56-58 _^ .392-6 



19 19 



2313 



Janakmukh, 600 ft., 17 — 19-xi-ii. ? and nymph. Nos. 



1 2308 

 and 



19 

 Dibrugarh, 17 — 19-vi-ii. cf . No. 



The nomotype is No. '^ . 



2432 

 19 



This species is different in colouration and appearance from all 

 known species of Euborellia. 



Genus Anisolabis, Fieb. 

 I. Anisolabis pervicina, sp. n. 



cf $ 



Long, corporis . . 14 — 15 mm. 12 mm. 



,, forcipis .. 2 I '5— 2. 



Shining black : antennae dull brown : pronotum nearly square, 

 not longer than broad, sides paler, very slightly wider posteriorly 

 than anteriorly: legs tawny, the femora and tibiae banded with 

 black: abdomen very minutely punctulate, sides of 6-9th seg- 

 ments in cf convex and striolate : last dorsal segment of cf smooth, 



