LEPIDOPTERA HETEROCERA. 493 



duabus exterioribus costalibus fuscis ; postiece striga brevi 

 obliqua lutea fusco nebulosa, plaga submarginali lutea^ guttis 

 duabus marginalibus atris aureo punctatis. 



Male. Luteous, white beneath. Head brownish. Thorax 

 brownish on each side in front. Second joint of the palpi very 

 pilose beneath ; third conical, very small. Maxillary palpi distinct. 

 Wings white, semihyaline. Fore wings with two luteous stripes, 

 which are united at the base and towards the end of the exterior 

 border, where they join two luteous bands, which towards the costa 

 are lost in a brown patch; marginal line luteous; costa brownish 

 from the base to one-third of the length, beyond which it emits to 

 the disk a triangular brown patch, the latter including a vitreous 

 line. Hind wings with a short oblique luteous brown-shaded 

 streak in the hind part of the disk, approaching a luteous submar- 

 ginal patch ; the latter pale yellow on the inner side, brownish on 

 the outer side, where it joins two deep black gold-spangled dots. 

 Length of the body 4 — 5 lines: of the wings 10 — 12 lines. 



a. Sydney. From Mr. Lambert's collection. 



6. New South Wales. From Mr. Wood's collection. 



Genus 2. CONCHYLODES. 



Corpus robustum. Palpi squamoso-laeves, recurvi, frontem 

 vix superantes; articulus 2us bicolor, latus, rotundatus ; 3us vix 

 conspicuus. Antennae mediocres. Thorax et abdomen nigro ma- 

 culata. Pedes longi, sat validi. Alae integral, albae, opalinae, 

 lituris nigris, fimbria interlineata. Mas. — Antennae strenuae, pu- 

 bescentes. Abdomen elongatum, apice obtusum. Tibiae inter- 

 mediae tumidae, sericeo pilosae. Fcem. — Abdomen crassum, tumidum, 

 fasciculo apicali trifido. 



Lypotygris, Geyer. 



Conchylodes, Guen. Belt, et PyraL 288. 



Body robust. Palpi smoothly squamous, recurved on the 

 proboscis, hardly extending beyond the front ; second joint broad, 

 rounded, of two colours ; third hardly visible. Antennae moderately 

 long. Thorax and abdomen with black spots. Legs long, rather 

 stout. Wings entire, white, pearly, with black markings, which are 

 much less numerous on the hind wings ; fringe interlined. Male. — 

 Antennae stout, pubescent. Abdomen elongated, obtuse at the tip, 

 with no apical tuft. Middle tibiae tumid, forming a case which 



