80 CATALOGUE OF 



oblique nearly parallel veins and at the tip with a few transverse sectors. 

 Hind wings extending much beyond the fore wings. Length of the body 

 4£ lines. 



It has most resemblance to P. similis, but is much smaller and the 

 reticulation of the fore wings is very different and much more simple. It 

 has some affinity to Eneoptera, and may be considered as the representa- 

 tive of a new genus. 



a. Brazil. Presented by J. P. G. Smith, Esq. 



S. Africa. 



11. Platydactylus africantjs. 



Mas. Testaceus, gracilis, tomenlosus, subcylindricus ; caput sub- 

 carinalum, postice sube lone/alum ; palporum articulus 2us piceo 

 maculntus, 3us apice piceus Iruncalus ; abdomen piceum,fasciis ventre- 

 que falvis ; cerci abdomine breviores ; tibia poslica utrinque serrata 

 et quadrispinosa ; alee abdominis apicem allingentes ; alee anticce 

 apice reticulata, spatio subcostali lalo venis undulatis. 



Male. Testaceous, slender, tomentose, nearly cylindrical. Head 

 keeled between the sockets of the antenna?, shining in front. Eyes slightly 

 prominent, at some distance from the hind border. Second joint of the 

 palpi with a piceous spot; third piceous and obliquely truncated at the lip, 

 longer than the second. Antennae very slender, about thrice the length of 

 the body. Prothorax not longer than broad, slightly narrower in front; 

 sides rounded. Abdomen piceous, with a tawny band on the fore border of 

 each segment ; under side wholly tawny. Cerci tawny, thickly pilose, much 

 shorter than the abdomen. Legs moderately long and slender; hind 

 femora with indistinct oblique darker streaks on the outer side ; hind tibiae 

 and hind tarsi sometimes piceous ; hind tibiae serrated and with four slender 

 spines on each side; spines alternate, not in pairs. Fore wings extending 

 to the tip of the abdomeu ; a piceous stripe along the mediastiual vein ; 

 tips reticulated; tympanum large; subcostal space broad, with eleven 

 oblique undulating nearly parallel veins. Hind wings pellucid, not longer 

 than the fore wings. Length of the body 7-j lines. 



This differs from the American species in the much shorter hind 

 wings. The tympanum is somewhat different in structure from that of 

 P. caliginosus. 



a, b. Natal. From M. Gueiuzius' collection. 



12. Platydactylus fuligixosus. 



Foem. Fuscescens, lomentosus ; caput anlice testaceum,nilens ; palporxim 

 articulus 3u.« oblique triuicatus ; antenna picea, basi testacea, corpore 

 duplo longiores ; oviductus abdomine paullo lungior ; tibia poslica 

 serraUe, quadrispinosa ; ala antica abdomine breviores, linea sub- 

 costali nulla ; ala poslica nulla. 



Female. Brownish, slender, tomentose. Head testaceous and shining 

 in front. Third joint of the palpi obliquely truncated. Antennas piceous, 

 testaceous at the base, about twice the length of the body. Cerci testaceous 

 towards the base, a little longer than the abdomen. Oviduct piceous, a 



