80 CEBCOPID^. 



Synopsis of Oenera. 



A. Scutelluni very prominent, obliquely raised, 



and furnished with a long apical spine . , Mach.?<:rota, p. 80. 



B. Scutelluni not prominently raised, centrally 



ovately foveate, apical spine of moderate 



length Machjebopsis, p, 84. 



Genus MACH^ROTA. 



Machserota, Burin. Handh. Ent. ii, 1, p. 1:28 (1835) ; Atkins. 



J. A. S. B. liv, p. 22 (1885) ; Melicli. Horn. Faun. Ceylon, p. 137 



(1903). 

 Narnia, Walk. J. Linn. Soc, Zool. x, p. 192 (1868). 



Type, M. ensifera, Burm. 



Distribution. Oriental, Malayan, and Australasian Regions. 



" Head small, face tumid, confluent with the vertex, furrowed 

 in the middle, elevated at the posterior margin, bearing the two 

 ocelli which are approximate ; basal joints of antenuae large, 

 terminal setae long, line, curved ; pronotum septangular, arcuate ; 

 scutelluni larger, produced backward, with a median longitudinal 

 grooA'e which is continued into a long, pointed, acute upwardly, 

 curved downwardly, sabre-like process ; tegmiua hyaline, with 

 seven cells at the apex and a large middle cell surrounded by a 

 forked-vein ; legs simple, hinder tibiag and two first joints of 

 tarsi with a circlet of spinules." (Burmeisier.) 



The above description, as translated by Atkinson, gives all the 

 salient points of this remarkable genus, the peculiar habits of 

 which are detailed under the description of 21. guttigera, Westw. 



2222. Machaerota ensifera, Burm. Handh. JS'rei. ii, 1, p. 128 (1835) ; 

 <S7<?/, Ofv. Vd.-Ak. Fork. 1870, p. 727 ; Sign. Ann. Soc. Ent. 

 (1879), Bull. p. xlviii ; Atkins. J. A. S. B. liv, p. 22 (1885). 



Pale ochraceous, the second and third abdominal segments 

 above, face (excluding lateral margins), a space on each side of 



Fig. Go. — Much(£rota ensifera. 



metanotum, and the base of the posterior scutellar process, black; 

 pronotum with four longitudinal greyish fasciie, the lateral margins' 

 narrowly of the same colour ; scutellura w ith the lateral margins 



