172 MR. walker's CATALOGtITE OF HOMOPTEROUS INSECTS 



luteous band which extends from the base of the costa to nearly two-tliirds 

 of the length of the hind border. Hind wings cLnereous-hyaliae, with 

 black veins. Length of the body 7 lines ; of the wings 14 lines. 



Gen. IsACA, n. g. 



Corpus breve. Cajput transversum, convexum ; frons transversa ; facies 

 transversa, trigona. Antennce brevissimse ; arista gracDlima, corporis 

 dimidio longior. Pedes anteriores breves ; postici longi, tibiis spinosissimis. 

 Alee sat angustae, venis paucis. 



Body short. Head transverse, convex ; vertex short ; front and face trans- 

 verse, the latter triangular. Antennae very short ; arista very slender, 

 more than half the length of the body. Anterior legs short ; hind legs 

 long ; their tibiae very spinose. Wings rather narrow, with few veins. 



168. ISACA BIPAKS, n. s. Nigra nitens glabra, facie pectore abdomine 

 pedibusque albidis, aUs hyalinis, anticis striga lata basaU fasciaque latissima 

 exteriore nigi-o-fuscis, posticis disco nigro-fusco. 



Black, shining, smooth. Face, pectus, abdomen and legs wliitish. Wings 

 hyaUne. Fore wings with a broad blackish-brown basal streak, and with 

 a very broad exterior blackish-brown band. Hind wings with a blackish- 

 brown disk. Length of the body li line ; of the wings 4 Hues. 



Coh. Iassides, Amyot et Serv. 

 Gen. AcocEPHALUS, Germar. 



169. Acocephalus ohvaceus, Walk. See page 98. 



170. Acocephalus stramineus. Walk. Cat. Komopt. pt. 3. 847. 2. 

 Inhabits also Java. 



171. Acocephalus discigtttta, n. s., mas. Testacea brevis, abdominis 

 dorso nigro, alls anticis albis fusco reticulatis, macula discaU nigra, plagi 

 postica testacea, posticis hyalinis albo-venosis. 



Male. Testaceous, short. Abdomen black above. Fore wmgs wliite, with 

 brown transverse marks which are most frequent at the tips ; a black discal 

 spot and a posterior testaceous patch. Hind wings quite hyaline, with 

 white veins. Length of the body 1^ line ; of the wings 3 lines. 



Gen. CcELiDiA, Germar. 



172. CcELiDiA DiEiGENS, n. s., foem. Fusca subtus alba, vertice albo antice 

 nigro, capite subtiis fasciis ferrugineis, scuto albo consperso, abdomine 

 nigro-vario, tibiis tarsisque apice albis, aUs anticis macuhs nigris albisque, 

 venis albo punctatis. 



Female. Brown, white beneath. Vertex white, black along the fore border ; 

 front with three ferruginous bands. Scutum sprinkled with white. Abdo- 

 men varied with black. Tibiae and tarsi with black tips. Fore wings 

 slightly mottled, with black costal spots, and with wliite hyaline discal 

 spots ; veins with white dots. Length of the body 3^ hnes ; of the wings 

 7 lines. 



