156 MB. F. WALKEll ON IIOMOPTEIIA 



long forks, third (apical) with a short fork. Length of the boily 2 

 lines, of the wings 6 lines. , 



Hab. Floras. 



191. RiCANiA APERTA. Mas. Nigra, capitis lateribiis fulvis, fronte 

 tricarinata lateribua fulvis, prothorace carina marginibusque fulvis, 

 mesothorace tricarinato, abdominis fascia basali pedibusque pallida 

 flavescentibus, tarsis nigricantibus, alis pellucidis guttis marginalibus 

 fuscis, alis anticis plagis tribus costalibus nigricantibus strigas pellucidas 

 includentibus, venis transversis fusco nebulosis. 



Male. Black. Head tawny on each side ; vertex short, with an elevated 

 border, nearly hidden by the prothorax ; front much broader than 

 long, with tawny elevated sides, and with three slight abbreviated 

 keels, of which two are very remote from the middle one. Prothorax 

 arched, fully twice as broad as long, tawny-bordered, and with a 

 tawny keel. Mesothorax with three keels ; one on each side diverges 

 hindward from the middle one. Abdomen with a pale yellowish band 

 at the base. Legs pale yellowish ; tarsi blackish. Wings vitreous. 

 Fore wings broad, with three blackish costal patches, which include 

 little vitreous transverse streaks; four irregular lines of transverse 

 veins, which are more or less clouded with brown ; transverse costal 

 veins between the first patch and the second pale yellow ; exterior 

 border with brown dots ; marginal veins not forked. Hind wings 

 with one irregular line of transverse veins, and with brown marginal 

 dots. Length of the body 3 lines, of the wings 10 lines. 

 Hab. Batchian. 



The marginal dots of tlie fore wings distinguisli it from li. 

 consohrina. 



192. RicANiA viEiDicoLLis. Ftcwi. Tcstacca, fronte tricarinata, 

 prothorace viridi, mesothorace quinquecarinato, pedibus albido- 

 testaceis, alis pellucidis, alis anticis vitta costali ferruginea basi 

 fusca, macula costali fusca punctum pellucidum includente, fascia 

 marginali fusca puncta pellucida includente, litura basali viridi, alis 

 posticis fascia marginali tenui fusca. 



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

 long, with slightly rounded and elevated sides, and with three slight 

 abbreviated keels, of which the lateral pair are curved. Prothorax 



♦• bright pale green, very short. ' Mesothorax with five keels ; the inner 

 pair connected with the middle one near the fore border, and diver- 

 ging from it hindward ; the outer pair short, oblique. Legs whitish 

 testaceous. Wings vitreous. Foi"e wings with three lines of trans- 

 verse veins; first and second lines irregular, clouded with ferru- 

 ginous; third regular, submarginal; a ferruginous costal stripe, 

 brown towards the base, interrupted by a brown spot, which contains 



