180 TENTHREDINID^E. 



69. Monophadnus (?) nigriceps. 



Tenthredo nigriceps, Spinola, Mem. Accad. Torino (2), xiii. p. 25 

 (1853). 



Hab. Para. 



70. Monophadnus (?) nigripennis. 



Tenthredo nigripennis, Fabr. Syst. Piez. p. 38, n. 43 (1804). 

 Hab. South America. 



71. Monophadnus atripennis. 



Hylotoma atripennis, Fabr. Syst. Piez. p. 27, n. 26 (1804) ; Klug 

 Wiedem. Zool. Mag. i. pt. 3, p. 72, pi. ii. fig. 3 (1819). 



Hab. South America. 



67. XENAPATES. 



Affinities doubtful ; resembles Monophadnus in appearance. Head 

 very large, as broad or broader than the thorax, and much extended 

 behind the eyes, as in JStrongylogaster ; clypeus small and deeply 

 incised; labrum large, hairy. Antennae as long as the head and 

 thorax, moderately stout and very pilose ; second joint shorter than 

 the first ; the third longest. Abdomen nearly as wide as the thorax, 

 not very long, and of equal breadth throughout. Fore wings with 

 two marginal and four submarginal cells ; lanceolate cell petiolated : 

 hind wings with two middle cells. 



1. Xenapates africanns. 

 (Plate VIII. fig. 2.) 



Dinenra (?) africana, Cameron, Trans. Ent. Soc. 1876, p. 470. 



Exp. al. 7 lin., long. corp. 3 lin. 



Black above; cenchri white; abdomen shining, shading into 

 mahogany colour in the middle, and tinted with violet. Head below 

 the antennae (mandibles excepted), abdomen beneath, and legs 

 waxen white ; four hind tibiae and tarsi darker above ; sides of 

 collar, a spot behind below the first pair of wings, and another on 

 the sides of the pectus below the second pair, whitish. Wings fusco- 

 hy aline. 



Hab. Sierra Leone. 

 a. $ . (Type of species.) Sierra Leone. Rev. D. F. Morgan. 



