390 MR. F. MOORE ON NEW LEPIDOPTERA [Juiie 19, 



5. Descriptions of new Genera and Species of Lepidoptera 



Heterocera, collected by Rev. J. H. Hocking, cliiefly in 



the Kangra District, N.W. Himalaya. By F. Moore, 



P.Z.S. 



[Eeceived June 12, 1888.] 



Fam. Sphingid^. 



POLYPTYCHUS TRILINEATUS, 11. Sp. 



Allied to P. dentatus and P. timesius. Upperside of a paler 

 browuish-ochreous colour than P. dentatus ; fore wing crossed by a 

 slightly waved oblique antemedial brown line, a less distinct medial 

 inwardly-oblique line which touches the end of the cell in crossing, 

 and a waved postmedial line ; the medial and apical area clouded with 

 darker brown : hind wing with an indistinct gre}'ish transverse discal 

 narrow fascia. 



Exj)an£e 3f inches. 



Had. Dharmsala. In coll. British Museum. 



Ambulyx placida, n. sp. 



Upperside — fore wing pale purplish lilaciue greyish-brown; crossed 

 by an indistinct single antemeclial zigzag slender brown line, an 

 oblique outwardly-curved postmedial line followed by three less 

 distinct wavy discal lines, and a prominent outer marginal inwardly- 

 curved olivaceous-bordered line, the latter also bent inward below 

 the apex and then curving upward to the costa ; the area between 

 the postmedial line and outer margin being darker than the basal 

 area ; a small blackish-brown pale-bordered round spot at basal end 

 of the cell ; a large spot below the submedian near the base, and a 

 less perfectly formed rounded spot on the costal edge above the 

 latter, a less distinct smaller spot also at the lower end of the disco- 

 cellular veinlet : hind wing dull yellowish-ochreous, with an oblique 

 transverse medial ai'd a marginal lilacine-blackish band with two 

 interdiscal oblique series of similar coloured spots. Body pale 

 purplish lilacine grej'ish-brown ; a broad blackish-brown irontal 

 band, and a similar broad hind wardly -continent band down each side 

 of the thorax ; abdomen with pale ochreous segmental bands and 

 anal tuft. 



Expanse 4j inches. 



Hub. N.AV. Himalaya. In coll. British Museum. 



Nearest allied to A. sericeipennis, Butler, P.Z.S. 1875, p. 251. 

 A male specimen collected at Solun, N. Punjab, by Capt. R. B. Reed, 

 is also in Mr. Moore's collection. 



Dahira, n. g. 



Fore wing elongated, narrow ; costa arched towards the end, apex 

 produced ; exterior margin very oblique, slightly concave below the 

 apex, even ; first subcostal branch emitted at one fourth, second at 



