494 Mr. R. M'Lachlan on Anisocentropus, S^c. 



mesothoiax shining fuscous, with a black space in the centre, mar- 

 gined with a ring of short ochreous hairs ; abdomen above fuscous, 

 beneath somewhat ochraceous ; anterior legs wholly ochreous, the 

 knees and tarsi slightly fuscescent ; intermediate legs, femora 

 ochreous, tibiae and tarsi fuscous ; posterior legs, femora slightly 

 fuscescent, tibiae and tarsi fuscous, very hairy ; anterior wings 

 shining purplish-fuscous, varied at the base with reddish-ochreous, 

 before the middle are some brilliant blue streaks and spots ; from 

 the middle of the costa arises an oblique whitish ochreous fascia, 

 broadest at its origin and not reaching the anal angle, extreme 

 apical margin yellowish, ciliae fuscous ; posterior wings wholly 

 fuscous. 



J nal appendages. — Male: App. sup. small, rounded, fringed 

 with long hairs, ventral lamina emarginate, penis flat. Female : 

 Dorsal lamina triangular, obtuse at the apex ; app. sup. roundly 

 spoon-shaped. 



Habitat, Salwatty, near New Guinea (Mr. Allen). 



In my own collection and in that of the British Museum. 



Anisocentropus dilucidus, n. sp. (PI, XIX. fig. 2.) 

 Ocbraceus : antennis albidis, articulo basali ochraceo ; palpis, 

 thorace, abdomine, pedibusque pallida ochraceis ; alis anticis 

 fuscis, ante medium et apicem versus purpureo-sufFusis, 

 fascia pone medium, angulum analem non attingente, macu- 

 Idque parv4 ad arculum albidis; posticis dilute fuscis. 

 Long. corp. 3g lin. ; long, antenn. 9| lin. ; exp. alar. 9g lin. 

 Antennae whitish, unannulated, basal joint ochreous ; head, 

 palpi, thorax, abdomen, and legs pale ochreous ; anterior wings 

 fuscous, with a purplish reflection, most evident before the middle 

 and towards the apex ; a broad whitish band arises from the costa 

 beyond the middle but does not reach the anal angle, at the 

 arculus is a small whitish spot ; posterior wings pale fuscous. 

 Habitat, New Guinea, Island of Mysol (Mr. Allen). 

 Two specimens in the collection of the British Museum. 

 Smaller in every way than the preceding and easily distinguish- 

 able therefrom. In both species the anterior wings are destitute 

 of hairy covering on those parts of the membrane that are occupied 

 by blue or purple markings. 



Anisocentropus immiinis, n. sp. (PI. XIX. fig. 4.) 

 Dilute ochraceus : antennis pallidis, griseo-brunneo-annulatis ; 

 capite, thorace, pedibusque pallida ochraceis ; alis anticis 

 dense ochraceo-pubescentibus ; posticis hyalinis. 

 Long. Corp. — =— ?; long, antenn. lOg lin. ; exp. alar. 10 lin. 



