1921.] L. Chopard : Caverni colons Orlhopteni. siQ 



I adult 9 , 3 immature 2 and 5 immature o* (stages A and J^) 

 6 very young examples. 



This species was previously recorded from Maosmai Cave, 

 Cherrapunji [cj. Chopard, Mem. As. Sac. Bengal VI [1919], p. 

 381). 



Diestrammena tndica, sp. nov. 



(PL xxii, figs. 18 to 20.) 



Type. — One immature female from a dark cave near Yavvng- 

 hwe), foot of Elephant Hill, S. Shan States (F. H. Gravely, 6-iii-i7). 



Medium sized species (ca. 16-18 mm.) ; coloration very neat, 

 golden, abundant hair-clothing. 



Head with short occiput, spotted with Jjrown behind the eyes ; 

 faceyellovvish with a scarce pubescence, a longitudinal fuscous band 

 beneath each eye and two other irregular ones from the internal 

 angle of the antennary socket to the external angle of the clypeus ; 

 this is almost three times as broad as high, weakly carinated in the 

 middle in its inferior half ; labrum small, rounded, yellow. Mouth 

 parts lengthened, yellow ; maxillary palpi very slightly darkened, 

 with 2nd joint rather long, the following joints being respectivelj- 

 3'5 -3'8 and 6 mm. in length ; labial palpi with 3rd joint a little 

 longer than the two other ones. Frontal rostrum short, formed of 

 two blackish tubercles, broad at base but rather acute, widely 

 separated at apex ; a big, round, whitish ocellar spot at their base 

 on each side. Antennae long, rufous ; ist joint large, 2nd thick 

 and short, 3rd very long, cylindrical, 4th almost half as long as 

 3rd, 5th scarcely longer than the following ones. 



Pronotum strongly convex, anterior border almost straight, 

 posterior border very convex, subangulate in the middle ; lateral 

 iobes high, their inferior margin forming a feebh' marked angle. 

 Coloration rufous yellow, marbled with fuscous markings, irregularly 

 disposed along the anterior and posterior borders ; these mark- 

 ings are neat, chiefly near the posterior angle of the lateral lobes. 

 Mesonotum with posterior margin very convex, coloured as the 

 pronotum, its lateral lobes high with inferior margin very strongly 

 convex; metanotum similar to the mesonotum but with poste- 

 rior margin almost straight and lateral lobes a little high. Meso- 

 and metathoracic episterna spotted with fuscous, the inferior 

 margin of the mesothoracic episterna a little dilated in an angular 

 lamina. 



Abdomen presenting the same system of coloration as the 

 thorax ; 3fd tergite showing a fuscous mark larger than on the 

 other tergites ; loth tergite emarginate at apex, brown in the middle ; 

 superior anal valve lengthened with sides a little convex, apex 

 acute. Inferior face yellowish ; subgenital plate not completely 

 developed but its outline truncated and notched in the middle 

 at apex. Cerci rather long, yellow, with a wide ring and the apical 

 fourth fuscous. 



Anterior coxae spotted with brown with a rather weak spine ; 

 femora presenting 3 fuscous rings and bearing a long external 



