ORIEXTAL COLLEMBOLA. 99 



Length v.avies from 2"1 2'8 mm. 



Four specimens, taken in ants' nests under stones on a moun- 

 tain side a short distance below tlie base of theSatopanth Glacier, 

 Garhwal Himalaya, circa 12,300 ft. {A.D. Imms, May 27th, 1910). 



No. -~- Indian Museum Coll. 



lb 



In one example the lateral blue-black markings on the meta,^ 

 thorax and the first abdominal segment, together with the median 

 posterioi' patch on the thii'd abdominal segment, were entirely 

 absent. 



SeIRA BRAHMA, sp. n. (PI. VIII. figs. 43, 44,) 



Ungniculus suj)erior hidenticulatvs ; nuc/uiculus ipferior lan^ 

 ceolatus, inermis. Articttlus quartus ante)tnarum longissimiLs, 

 secundus et tertius inter se longitucline sub^cequales. Mucroves 

 breves tridentati. Tibur 2')ilis clavatis singulis instructce. Long, 

 15 mm, 



Llead. — 'Ylhe eyes eight in number on each side, the anterior 

 four in each gi-oup the largest. No post-antenncd organs 

 present. 



Antennce. — A little longer than half the length of the body, 

 the joints related in length to one another as 3 : 8 : 8 or 9 : 14. 



Legs. — The claws of the feet similar on each of the pairs of 

 legs (fig. 43). The distal extremity of each tibia provided with 

 a single extremely slender tenent hair. The superior clatvs armed 

 with two small teeth, one of which is situated from the base at 

 a distance equal to one third the total length of the claw. The 

 other tooth is situated at a similar distance from the apex of 

 the claw. The inferior claws lanceolate and unarmed. 



Furcula. — Reaching to the ventral tube ; slender, The denies 

 related in length to the manubi-ium as 6:5; tapering to their 

 extremities. The mucrones tridentate, armed with a curved 

 upwardly directed terming,! tooth, a median tooth slightly inclined 

 in a forward direction, and a backwardly dii-ected basal spiniforni 

 tooth (fig. 44), 



Coloration. — Ground colour pale yellowish dusted over with 

 indigo-blue, the insect appearing slate-grey under a hand-lens. 

 The antennae indigo-blue, the legs and furcula whitish. The 

 intersegmental areas of the body yellowish. The eyes on a black 

 patch on each side of the head. 



Length 1'5 mm. 



Five examples, taken crawling up the sui'face of whitewashed 

 walls in a bungalow at Allahabad [A. D. Imms, September 20th, 

 1907). 



No. --.- Indian Museum Coll. 

 lo 



Genus Pseudosira Schbtt, 



. Pseudosira Schott, "Insektenfauna von Kamerun : CoUenibola," 

 Bihang till K. Svensk. Vet.-Akad. Hapdl. 1893, Bd. 19, Afd. iv, 

 p. 10, taf. ii. figs. 1-11. 



7* 



