24 STRATIOMYID^E. 



Genus ACRASPIDEA. Brauer. 

 Acraspidea, Brauer, Denks. K. Ak. Wiss. Wien, xliv, r. 75 (1882). 



GENOTYPE, Acraspidea felderi, Erauer. 



" Body oval, with short weak legs ; antennas longer than head, 

 filiform, pubescent, placed at middle of head in profile ; lr 

 antennal joint longer than the short 2nd ; 3rd long, narrow, with 

 four indistinct annulations, and with a terminal, shortly plumose, 

 long, filiform bristle ; scutellum unarmed, parabolic, obliquely 

 upturned. Abdomen 5-segmented, round ; all tibiae without 

 spurs. Only three endings to 4th vein (1st, 2nd, and 4th) ; four 

 posterior cells. 



" Diffr-rs from Rosapha by the unarmed scutellum and from Tinda 

 by the position of the antennae." * 



Range. Ceylon. 



The genotype is the only known species. 



5. Acraspidea felderi, Bra 



tier. 



Acraspidea felderi, Brauer, Denks. K. Ak. Wiss. Wien, xliv. p. 76 



(1882). ' 



" c? Head black, with short black pubescence ; face broad and 

 long, shining ; eyes contiguous above ; ocelli on a tubercle ; 1st 

 and 2nd antennal joints yellow, base of 3rd and the flagelluiu 

 brown, or entirely black, with concolorous short pubescence. 

 Thorax robust, inflated, dorsum roughened and punctate j :i 

 triangular spot of short pale yellow pubescence extending from the 

 suture down to the whole breadth of the hind border. Abdomen 

 black, broader than thorax ; genitalia small but prominent, brown. 

 Leys yellow, femora with a brown ring ; metatarsi very long, 

 middle pair very thin but shorter than the tibiae. Wings clear ; 

 costa brownish, submarginal cell distinctly smoke-grey nearly up 

 to the clear wing-tip, so that the marginal cell forms a white'spot 

 on the costa between the darker parts ; anal cell broad, closed at 

 some distance from the border ; veins brown ; halteres pale 

 yellow. 



" Length, 5-6 mm. 



" Eambodde, Ceylon (Nictner}." 



Genus WALLACEA, Dot. 



Wallacea, Doleschall, Nat. Tijd. Ned. Ind. (4) svii, p. 82 (1858) ; 



de Meijere, Tijd. v. Ent. 1, p. 234 (1907). 

 Gabaza, Walker,' Proc. Linn. Soc. Lond. iii, p. 80 (1859). 



GENOTIPE, Wallacea argentea, Dol. ; by original designation. 

 Head about semicircular, as broad as thorax ; eyes bare, in c? 

 contiguous for some distance ; frons broad in $ , sides parallel 



* A translation of Brauer's description. 



