the Seychelles Islands and Aldalra. 169 



without definite fovefe. Elytra elongate, suhparallel in tlieir 

 basal half, closely, extremely finely punctate, obsoletely 

 bicostate on the disc from the base to beyond the middle. 



S . Sixth (hidden) ventral segment divided into two long, 

 inwardly curved, sinuous, concave, forcipiform lobes, the 

 small seventh segment very deeply emarginate, a long, slender, 

 pilose rod extruding from the emargination ; sedeagus ex- 

 tremely elongate, slender, thickened at the tip, lateral lobes 

 long, ciliate, arising from a common stem, which is abruptly 

 bifurcate from a little beyond the middle. (Text-fig. 1.^ 



Fig. 1. 



Oxacis {A nanca) (/risescefts, Fakmaiie, c?. Gen. armature. 



Length 10-12 mm. (69-) 



Loc. Seychelles : Mahe, Silhouette, Praslin, Felicite, 

 Bird Island (1905 and 1908-9) ; Eouud Island CMus. Brit.). 

 The specimens were all found at or near the coast, never in 

 the endemic forests of the mountains. 



Fifteen examples seen, including a (^ from Round Island, 

 received by the British Museum in 1870. The very fine 

 close puncturing of the upper surface, the long third antennal 

 joint, the form of the mandibles, and the generally robust 

 body, distinguish 0. yrisescens from the allied insects occur- 

 rinir in the Seychelles, whence Fairmaire's type was obtained. 

 It is tho. only one to which his brief description applies. 



7. Oxacis lineola. 

 Ananca lineola, Fairm. Ann. Soc. Ent. Belg. .vxxix. p. 453 (189.5). 

 Elongate, shining, finely pubescent : pale testaceous, the 



