306 



Annals (if llic Savth African Museum. 



PsEUDAGRION SALISBUKYENSE, U. Sp. 



S. Afr. Mus. : 2 cJ , M'Fongosi, Zululand (iii, ix . 1911, W. E. Joues) ; 

 Waterbei-i;, S.W. Protectorate (i . 1920, Tucker) ; 1 ,^ , King Williams- 

 town Distr., St. Mathew's (R. M. Liglitfoot, 1894). Brit. Museum, 

 Mus. Stockholm and Coll. E. B. Williamson: 9 ^J, 12 ?, Salisbury, 

 Mashoualand (i, ii, x . 1900; x, xi . 1903 ; iv, 1904; iv, 1905, G. A. K. 

 Marshall). Coll. E. B. Williamson: 5 cJ , 8 9 , Princetown, Natal 

 (xii . 1908, 1 . ii . 1909, a. F. Leigh). 



^. Occiput and labium greyish ochreous. Labruin, ante- and 

 postclypeus and genae dull olivaceous, rather obscure. Frons black 

 to the anterior margin, slightly bronze-green. Postocular spots small, 

 almost circular, dull olivaceous. Prothorax black, verv nariowly 



20. — Pseudagrion salishuryense, (J . King Williamstown. 

 dages, right side and dorsal view. 



Appen- 



reddish-brown on sides, slightly bluish pruiuose. Thoracic dorsum 

 wholly bronze black, very slightly bluish pruinose ; the pruinosity a 

 little more dense in a stripe near the humeral suture (only in part of 

 specimens examined). Black colour invading the sides to half-way 

 between humeral suture and metastigma ; bi'oad black band on second 

 lateral suture, slightly incomplete veutrally ; this band confluent 

 dorsally with the anterior black colour in part of specimens. Sides 

 and ventral surface otherwise very light reddish brown, with thin 

 whitish pruinosity. Legs black, external surface of tibiae and tarsi 

 ochreous, femora whitish pruinose. Dorsum of abdomen bronze black ; 

 segments 1 to middle of 2 bluish pruinose, 8-9 violet-blue (in pigment) 

 with the lateral border narrowly black. Appendages (Text-fig. 26) 

 superior dark brown, inferior reddish ochreous. A* at Cuq ; ptero- 

 stignia varying from greyish ochreous to almost black according to 



