8 
SECOND YARKAND MISSION. 
18. Xylocopa coxvexa. 
Eemina. — X. nitida, nigra ; alls nigro-fuscis violaceo splendidc micantibm ; abdomine 
convexo. 
Black and shining ; the head not closely hut 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, w 7 ith fine distant punctures ; the sides 
and apex with black pubescence. Eemale, length 9 to 10 lines. 
Sab. — 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. Bombtjs vallestris. 
Operaria. — B. hirsutus, ater, thorace supra abdominisque fascia basali jlavis , segmento 
secundo et apice f err ugineo-f ulvis. 
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 
lines. 
Sab. — 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, tliorace dorso pallide fulvo ; abdominis segmentis ana lib /is 
tribus rufo-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. 
Sab. — Dras, Kargil, and Leh, Ladak. (August and September.) 
The male o£ this species is clothed exactly the same as the female, the face hav 
also black pubescence. 
