Monographie der Ricaniiden (Homoptera). 333 



g. Black. Head with red and slightly prominent borders; Vertex short, niostly co- 

 vered by the prothorax, front nearly twice as broad as long, with three red keels; the 

 keel on each side curved outward, not extending to the fore border; face red, with one 

 keel. Thorax red-bordered. Prothorax arched, more than six times as broad as long, 

 attenuated on each side, with one keel. Mesothorax long, with three keels, the keel on 

 each side diverging hindward frora the middle one. Legs pale reddish. Wings ample, 

 blackish. Fore wings with very nuraerous veins; transverse veins forming five lines; of 

 these fourth is more regulär than the three proceding, but less regulär than the fifth, 

 which is submarginal; costal transverse veins numerous, regulär; a few forked marginal 

 veins. Hind wings with a few forked marginal veins and a few transverse veins. 



Length of the body 4^/2 lines, of the wings 14 Hnes. 



Aru. 



cervimis Walk. 



Flatoides cervinus Walk., List of Hom., II, pag. 412, 15 (1851). 



Diese Art ist nach Stäl (Öfv. Vet. Akad Förh., pag. 479, 1862) identisch mit 

 Elidiptera piinctifera Walk., List of Hom., Suppl., pag. 72 und mit E. debilis Walk., 

 1. c, pag. 72 und gehört zur Gattung Cyai'da Walk. 



chrysopoides Walk. 



Ricania chrysopoides Walk , Jour. Ent. I, pag. 3i2 (1862). 



Viridis; vertex rufescens; frons carinata; thoracis discusrufescenti-fuscus; abdomen 

 nigro late vittatum; alae hyalinae, venis nigris; anticae stigmate fusco. 



Green. Head short, a little narrower than the thorax; vertex reddish, transverse 

 quadrate; front quadrate, longer than broad, with a rim on each side and a middle keel. 

 Disk of the thorax reddish brown. Abdomen with a broad black stripe. Wings hyaline; 

 veins black. Fore wings with numerous transverse veinlets, some of which form a 

 regulär submarginal line; eleven regulär parallel slightly oblique costal veinlets between 

 the base and the Stigma, which is brown. 



Length of the body 2^2 lines, of the wings 9 lines. 



Sydney. 



Scheint zur Gattung Gaetulia zu gehören. 



Cixii Walk. 



Flatoides Cixii Walk., List of Hom., II, pag. 420, 29 (1851). 



Niger; frons fulvus, tricarinatus, nigro fasciatus et maculatus; prothorax fulvo 

 varius; mesothorax ferrugineo varius, bicarina'tus, ad apicem cristatus; abdomen basi 

 subtus fulvum; pedes fulvi; alae anticae fuscae, apice et ad costam limpidae fasciis gut- 

 tisque fuscis; alae posticae limpidae. 



Body black; head a little narrower than the ehest; crown very short, surrounded 

 by a rim; front tawny, with a broad black band next the crown and a few small black 

 spots towards the epistoma, rounded each side, straight where it joins the epistoma, 

 surrounded by a slight rim a having three ridges, the side pair shghtly curved and dis- 

 appearing in the disk, its breadth less than twice its length; epistoma tawny, triangulär, 

 pitchy on each side; mouth tawny with a black tip; fore-chest arched, partly tawny, 

 more than twice the length of the crown; middle-chest partly ferruginous and with an 



