154 MR. p. WALKEB ON HOMOPTEEA 



slight keels, which terminate near the face in a transverse keel j face 

 not keeled. Prothorax arched, >vith a slight keel. Mesothorax with 

 five keels, the inner pair diverging from the middle one hindward, 

 where they are united with the outer pair. Wings vitreous ; veins 

 testaceous. Fore wings with the costal space dilated, and furnished 

 with very numerous transverse veins ; two irregular lines of transverse 

 veins ; first line widely interrupted j an exterior regular and complete 

 line of transverse veins; marginal veins not forked; costal space 

 testaceous, with a broad longitudinal brown streak, with an exterior 

 brown patch, and with a black round subapical spot; a blackish apical 

 spot, space along the exterior border broadly and diffusedly brownish. 

 Hind wings with a brownish tinge along the exterior border; one 

 irregular line of transverse veins; three forked marginal veins. 

 Length of the body 3^ lines ; of the wings 10 lines. 

 Hab. Aru. 



189. RicANiA ALBiPES. Foem. Fusca, subtus testacea, capite testaceo- 

 marginato, fronte unicarinata, facie testacea lateribus fuscis, prothorace 

 marginibus carinaque testaceis, mesothorace carinis tribus testaceis, 

 alis pellucidis, alis anticis vitta costali interrupta, fascia autemedia 

 fasciaque marginali fuscis puncta pellucida includentibus, lineis quatuor 

 e venis transversis, l** 2\\xe fusco nebulosis, alis posticis fascia fusca 

 marginali. 

 Female, Brown, testaceous beneath. Head with testaceous slightly promi- 

 nent borders ; vertex mostly covered by the prothorax ; front much 

 broader than long, with slightly rounded borders and with one keel ; 

 face triangular, testaceous, brown on each side. Prothorax testaceous- 

 bordered, slightly arched, with a testaceous keel. Mesothorax with 

 three testaceous keels, the keel on each side diverging from the 

 middle one. Wings hyaline, colourless. Fore wings with a brown 

 twice interrupted costal stripe, a brown entire marginal band, and 

 a bro>vn band near the base; four lines of transverse veins, 1st and 

 2nd clouded with brown, 3rd and 4th in the marginal band ; some 

 hyaline colourless points along the costa and the exterior border. 

 Hind wings with a brown marginal band, and with one line of trans- 

 verse veins. Length of the body 2^ lines, of the wings 8 lines. 

 Hab. Batchian. 



Most allied to S. spatiosa, but very different in the markings 

 of the fore wings. 



Var. /3. Fa,m. Testacea, frontis margine antico piceo, prothorace albido, 

 femoribus posticis piceis, alis anticis vitta costali fasciisque tribus 

 fuscis guttas pellucidas includentibus, alis posticis fascia fusca mar- 

 ginali. 



Female. Testaceous. Vertex with a piceous fore border. Prothorax 

 whitish. Hind femora piceous. Wings vitreous. Fore wings witli 



