57 



3. Gen. Cerataphis Licht. 1882. 



(Bull. ent. Soc. Fr. 11, P. XVI) 



(Oregma Buck.) 



Aulennae 5 jointed, the 3rd joint much longer than rue 4th and 

 5th combined,, the 4th somewhat longer than the 5th, sulequal, with 

 numerous distinct angulations, anterhinarial very short; the vertex on 

 the frontal margin between the antennae with 2 short horn-like 

 projections, which being conspicuous in the nymph or larva; wings 

 ample, nearly twice as long as the body, stigma fusiform, stigmatic 

 nervure opens in the middle of the stigma, media nearly at the middle 

 branched, at the base obsolete, the first 2 obliques united at the bases; 

 hind-wings with 2 obliques, which widely separated from each other 

 at the bases, on the costa with 2 hooklets; lower genital plate bilobed, 

 with numerous hairs; cornicles represented as pores, cauda none; legs 

 moderately long, the hind tarsi near each apex with 2 capitated long 

 hairs. 



Genotype - Cerataphis lataniae Boisd. 



1. Cerataphis saccharivora n. sp. (PI. XI, f. 6, a, b.) 

 Ceratova cuna lanigera Mats. Die Schäd. Nutz. Zuck. Ins. Formosa, 

 p. 12 pi. IX, fig. 3$ ;1910). 



Winged viviparous female - Body dark fuFcous, with a greenish 

 tinge, obloDg in form, thorax broader than the abdomen; frontal 

 margin on each «de with a very small horn-like tubercle; antennae ful- 

 vous, short, only reaching to the insertions of the fore wings, the 3rd 

 joint somewhat longer than the following 2 combined, the 5th feiform, 

 somewhat shorter than the 4th, the 3rd with about 21, the 4th with 

 about 7 and the 5th with about 6 rings, anterhinarial small and 



