HYMENOPTERA. 
17 
Tribe— DIPLOPTERA. 
Family — E UMENIDJE. 
45. Pterochilus albo-fasciattjs, Pig. 12. 
Eemina. — P. niger, capite thoraceque albo-variegatis % , abdominis segmentis albo-margmatis 
Black; head as wide as the thorax, strongly and closely punctured; the clypeus 
porrect and rugosely punctate, its anterior margin truncate ; the mandibles tridentate, the 
teeth obscurely rufo-piceous ; a small subovate white spot above the eyes on the vertex. 
The prothorax white above; the mesothorax and scutellum coarsely punctured; a white 
line crosses the post-scutellum and curves up towards the insertion of the posterior wings, 
which are fusco-hyaline and darkest along the foreborder of the anterior pair; legs black. 
Abdomen subovate ; the basal segment campanulate and having a broad white fascia on its 
apical margin, which is slightly notched in the middle ; the second segment has also a broad 
fascia, which is curved up laterally towards the base of the segment ; the three following 
segments have each a similar broad white fascia. Ecmale, length 5J lines. 
Hab. — Yangihissar, Eastern Turkestan. Taken in April. 
This is a genus of small extent ; about twenty species are described ; it occurs in Europe, 
a single species being found in Russia, another in Germany, and one in Switzerland ; species 
have been found in Algeria, the Cape of Good Hope, Chili, and the United States. 
Family — VESPIDJE, 
46. Polistes chinensis, Eabr. 
Polistes chinensis, Fabr., Syst. Piez., 270. 
„ „ Sauss., Mon. Guepes Soc., 56, tab. 7, fig. 2. 
Bab . — Neighbourhood of Yarkand. Taken in May. Hong-Kong; Shanghai. 
Specimens from Yarkand are frequently more marked with yellow spots than any 
I have seen from China, whilst others exactly resemble Chinese ones, which do not appear 
ever to have any yellow spots on the mesothorax, which the Indian examples usually have- 
The genus Polistes is cosmopolitan, but no species has been found in the United Kingdom; 
species occur in South Europe, in India, China, Borneo, in the Islands of the Eastern 
Archipelago, in Africa, Australia and Tasmania, Brazil, Central America, Mexico, and North 
America ; from seventy to eighty species are known 
47. Vespa germanica. 
Vespa germanica, Fabr., Syst, Piez., 256. 
„ „ Pauz., Faun. Germ., 49, 20, $ . 
„ „ St. Farg., Hym., i, 515. 
„ „ Ratz., Forst. Ins., Bd. iii, 51. 
„ „ Smith, Zool., ix., Append, clxxvii. 
„ ,, Sauss., Mon. Guepes Soc., 116, pt. xiv, fig. 4. 
Hab. — Europe. Pound at Sanju, and in its neighbourhood ; also at Yangihissar, Eastern 
Turkestan. 
