Mr. H. H. Druce 07i new Species o/'Lycteiiidte. 13 



tarsal tubercle ; subarticular tubercles moderate. The tibio- 

 tarsal articulation reaches the tip of the snout or a little 

 beyond. Skin smooth or with small warts above, granular 

 beneath ; a strong curved fold above the tympanum ; heel 

 sometimes with a small conical tubercle. Grey, olive, or 

 reddish brown above, uniform or marbled with darker or with 

 large insuliform spots; a light line may run along the 

 canthus rostralis and supraciliary edge ; dirty white or brown 

 beneath. Male with an external subgular vocal sac. 



From snout to vent 66 millim. 



Several specimens. 



EXPLANATION OF THE PLATES. 



Plate I. 



Fig. L Lycjosoma nigrolineafum. 

 Fig. 2. Lifgosoma Stanleyanum. 

 Fig. 3. Lygosoma elegans. 

 Fig. 4. Lygosoma iridescens. 

 Fig. o. Nyctimantis papua. 

 Fig. 5 a. Ditto. Open mouth. 



Plate IL 



Fig. 1 . Sphenophryne Anthony i. 

 Fig. 2. Liophryne rhododactyki. 

 Fig. 2 a. Ditto. Palate. 

 Fig. 2 b. Ditto. Tongue. 

 Fig. 3. Mantophryne lateralis. 



III. — Descriptions of Four new Species of ljyc2S,m^2& from the 

 Eastern Archipelago. By HAMILTON H. DrucE, F.Z.S., 

 F.E.S. 



Thysonotis lampros, sp. n. 



6 . Upperside allied to T. philostratus, Feld., which it 

 resembles in colour, but the fore wing is entirely without the 

 white discal band, and has a somewhat wider black outer 

 margin, which is less distinctly defined on its inner edge. 

 The hind wing differs from that of T.philostratus by the blue 

 area being rather more extensive. The cilia of both wings 

 (which in T. philostratus are black) are white, those of the hind 

 wing slightly marked with black at the termination of the 

 nervules. The underside differs from that species by the 

 white band being usually narrower, and in the hind wing 

 always straigliter, not so curved in towards the base of 

 the wing where it reaches the abdominal margin. The 



