169 ^^- I"- WAI'KEIl ON HOMOPTERA 



e venis transversis, linea 1" venisque marginalibus apice nigro-nebu- 

 losis. 



Female. Luteous. Head with very slightly prominent borders ; vertex 

 very short ; front nearly twice as broad as long, rounded on each 

 side, with a black band on the fore border, and with three slight keels, 

 which do not extend to the face. Prothorax whitish, arched, with 

 one keel. Mesothorax with a whitish elongated spot on each side, 

 and with three keels, the keel on each side diverging hindward from 

 the middle one. Wings ample, with black veins. Fore wings with 

 four lines of transverse veins ; first line clouded with black ; second 

 slightly, and partly clouded with brown; tips of marginal veins 

 clouded with black ; costa luteous, with black spots, one beyond the 

 middle, the other at the tip. Hind wings with two transverse veins. 

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



Hab. Ceram. 



198. RiCANiA LATIPENNI8. Fccm. Tcstacca, fronte tricarinata, facie 

 non carinata, prothorace unicarinato, mesothorace tricarinato, ab- 

 domine lituris nigris nonnunquam obsoletis trivittato, alis latis pel- 

 lucidis linea marginal! nigra, alis anticis vitta costali testacea nigri- 

 cante nebulosa lineis tribus e venis transversis, l" nigro nebidosa, 

 venis marginalibus non furcatis, alis posticis plaga postica fusca. 



Female. Testaceous ; vertex very short j front very much broader than 

 long, with slightly elevated borders, and with three slight keels ; the 

 keel on each side abbreviated, slightly curved, and very remote from 

 - the middle one j face triangular, not keeled. Prothorax short, arched, 

 with a slight keel. Mesothorax with three keels, the keel on each 

 side diverging from the middle one, with which it is united on the 

 fore border. Abdomen with three rows of black marks, which are 

 sometimes obsolete. Wings vitreous, broad, with a black marginal 

 line. Fore wings with three irregular lines of transverse veins ; first 

 line clouded with black; marginal veins not forked; a testaceous 

 costal stripe, which is shaded with blackish near the base and on the 

 stigma and towards the tip. Hind wings with one irregular line of 

 transverse veins ; a brown patch on the interior angle. Length of 

 the body 3-3| lines, of the wings 9-10. 

 Hab. Aru ; Batchian. 



The clouded transverse veins and the marginal band of the 

 fore vyings distinguish it from S. emarginata. 



199. RiCANiA EMARGINATA. Mus. Tcstacca, fronte quinquecari- 

 nata, mesothorace tricarinato, pedibus pallide testaceis, tibiis pos- 

 ticis apice nigricantibus, tarsis posticis ferrugineis, alis pellucidis, 

 alis anticis macula costali guttam nigricantom includente maculaque 

 apicali fuscis. 



Male. Testaceous. Vertex extremely short ; front much broader than 



