350 ME. W. L. DISTANT ON EHTNCHOTA 



57. Heronax wollastoni, sp. n. (PI. XXXIV. figs. 7, 7 a.) 



Body and legs tawny white ; tegmina obscure greyish Avith opalescent reflections, the 

 venation mostly black, the apical veins ochraceous ; wings pale bluish opaline, the 

 venation brownish; vertex of head triangular, its disk excavate; face very narrow, 

 widened and excavate posteriorly; pronotum very short; raesonotum tricarinate ; 

 tegmina nearly three times as long as broad, moderately widened from base to apex. 



Long., excl. tegm., 3^ mm. Exp. tegm. 14 mm. 



Utakwa River, 2500-3000 ft. 



Subfamily Eicaniinse. 



Genus Ricania. 

 Ricania Germ. Mag. Ent. iii. p. 221 (1818). 

 A genus found in the East Palsearctic, Ethiopian, Oriental, Malayan, Australasian, 

 and Neotropical regions. 



58. Eicania peesonata. 



Ricania {Ricamdd) per sonata Melicli. Verb, zool.-bot. Gesellsch. Wien, xlix. p. 290 (1899). 



Utakwa River, 3600 ft. 



The type was founded on a specimen from Astrolabe Bay. 



59. Ricania binotata. 



Ricania binotata Walk. Journ. Linn. Soc. Lond., Zool. x. p. 149 (1870). 

 Mimika River. Canor Camp, Utakwa River. Base Camp, sea-level. 

 The species has also been received from Aru. 



60. Ricania caliginosa. 



Ricania caliginosa Walk. Journ. Linn. Soc. Lond., Zool. x. p. 144 (1870). 

 Utakwa River. 

 Originally described from Aru. 



61. Ricania noctua, sp. n. (PI. XXXIV. figs. 3, 3 a.) 



2 . Body black ; vertex of head, margins and a central fascia to face, clypeus, and 

 legs pale castaneous ; abdominal segmental margins beneath pale ochraceous ; tegmina 

 black, more piceous on apical half, a small lunate spot on disk of basal area and the 

 apex of clavus pale castaneous, on costal membrane above the apex of radial area a 

 transverse whitish spot touching costal margin and attached to a smaller inner 

 ochraceous spot ; wings piceous, the venation black ; vertex of head Avith a central 

 carination, its lateral margins concavely oblique ; pronotum with a central longitudinal 



