The Odonata or Dragonflies of South Afri,-. 



315 



Natal (21 . xii . 1909, /<?.) ; 2 3, 2 ? , Salisbury, Mashoualand, 5000 ft. 

 (10 . i . 1900, Gc. A. K. Mai-shall). Mus. Stockholm : 2 <?, Cap. Bon. 

 Spei (Victoria) ; 1 , Caffraria (Wahlberg) ; 1 , I 9, Natal (Tra- 

 gardh) ; 1 , Mashonaland (Marshall). Mus. Hamburg: 2 <J, Lorenro 

 Marques (17 . ix . 1911, Michaelsen) ; 3 <J, Beira (22 . ix . 1911, /</.) ; 

 1 (J , Grootfontein, South-West Africa (7-11 . vi . 1911, id.). Coll. Ris: 

 3 ?,Eikatla, near Lorenco Marques (i . 1914, Junod). Coll. K. J. 

 Morton : 1 $ , Macequece (19 . ix . 1908, Miss Fountaiue). 



This common species is known from all parts of the African 

 continent south of the desert belt, also from the Seychelles and 

 Madagascar. 



Ceriagrion glabrum, . Lorenzo Marques. Appendages, 

 right side and dorsal view. 



$ . Occiput whitish ochreous ; labium light yellow. Labrum, 

 auteclypeus, postclypeus and vertical part of frons bright ochreous 

 yellow ; genae lemon-yellow. Vertex and dorsal surface of frons 

 ferruginous, gradually turning to yellowish anteriorly. Thoracic 

 dorsum ferruginous, sides yellow, turning gradually to whitish on 

 ventral surface ; a mere trace of blackish dots in the dorsal end of 

 humeral and second lateral sutures. Legs yellow with black spines. 

 Abdomen bright orange red, turning to yellowish ventrally. Tenth 

 segment and appendages (see Text-fig. 31). Wings conspicuously 

 yellow ; pterostigma very light yellowish grey. 



Immature specimens do not show the yellow tinge of wings ; and 

 the bright orange, ferruginous and yellow colours of the adult stage 

 are gradually developed from dull ochreous shades. 



