8 SECOND YARKAND MISSION. 



18. XYLOCOPA CONVEXA. 



Femina. X. nitida, nigra ; alls nigro-fuscis violaceo splendide micantibus ; abdomine 

 convexo. 



Black and shining ; the head not closely but rather finely punctured ; the front with 

 short dense black pubescence ; the margins of the clypeus raised and shining, and with a 

 central shining carina ; the flagellum, except the basal joint, obscurely fulvous beneath. The 

 disk of the mesothorax and the base of the scutellum smooth, shining, and impunctate ; the 

 sides, beneath, and the legs, with black pubescence ; wings with a beautiful blue, violet 

 and green iridescence. Abdomen very convex, with fine distant punctures ; the sides 

 and apex with black pubescence. Female, length 9 to 10 lines. 



SLab. Kugiar, 90 miles south of Yarkand. Taken in May and June. 



Xylocopa, has an universal distribution ; in my monograph of the genus, published in 

 1874, one hundred and twenty-three species are registered ; the number has been slightly 

 increased since that time. In India twenty species have been found. 



Division 2 SOCIALES. 



19. BOMBUS VALLESTRIS. 



Operaria. J2. hirsutus, ater, thorace supra abdominisque fascia basalt flavis, segmento 

 secundo et apice ferrugineo-fulvis. 



Black ; the head sub-rotundate, with black pubescence ; the thorax above, the sides, and 

 beneath the wings, densely clothed with pale yellowish-white pubescence ; beneath and on 

 the legs it is black ; the four apical joints of the tarsi ferruginous ; wings fuscous, the 

 nervures black. Abdomen ; at the extreme base a fringe of pale yellowish white pubescence, 

 on the second segment and also on the three apical ones it is ferruginous. Worker, length 

 6| lines. 



Hab. Sind valley, Kashmir. Taken in August. 



The male exactly resembles the worker, having also black pubescence on the face. 



20. BOMBTJS LONGICEPS. 



Operaria. B. hirsutus, ater, thorace dorso pallide fulvo ; abdominis segmentis analibus 

 tribus rtifo-fulvis, 



Black ; the head elongate, the clypeus smooth and shining ; the tips of the mandibles 

 rufo-piceous ; the flagellum of the antennae obscurely fulvous beneath. Thorax above, and 

 at the sides beneath the wings, densely clothed with bright fulvous pubescence ; beneath, 

 and on the legs, it is black ; the four apical joints of the tarsi ferruginous ; the wings hyaline. 

 Abdomen ; the three basal segments with black pubescence, usually more or less abraded 

 towards the base, which is smooth and shining ; the apical segments fulvo-ferruginous. 

 Worker, length 9 lines. 



jjaj. Dras, Kargil, and Leh, Ladak. (August and September.) 



The male of this species is clothed exactly the same as the female, the face having 

 also black pubescence. 



