17d CATALOGUE OV 



15. Perisph^ria fallax. 



Foeoi. Nigra, fusiformix, nilens, valde convexa, aspere punctata; caput 

 gluhrum, vertice obscure rufo ; antemice gracites, setosa, corporis 

 dimidio paullo longiorrx, basi obscure rufce ; proihorax brevi-couicus ; 

 mesothoracis el melatlwracis anguli vix producti ; cerci brevissimi ; 

 pedes saturate ruji, breves, crassi. 



Female. Black, fusiform, shinin<r, very convex, roughly punctured. 

 Head smooth, extending a little beyond the prothorax; vertex dark red. 

 Eyes piceous, very wide apart. Palpi dark red. Antennas slender, setose, 

 dark red towards the base, a litile more than half the length of the body. 

 Prothorax parabolic or short-conical; sides rounded ; hind bolder straight. 

 Hind angles of the mesothorax and of the metaihorax hardly elongated. 

 Subanal lamina entire. Cerci very short. Legs deep red, short, thick ; 

 libisB with short spines. Length of the body 5 lines. 



a, b. Swan River. Presented by Sir J. Richardson. 

 e, Australia. Presented by the Haslar Hospital. 

 d. Australia. 



16. Peeisph.eria ^qualis. 



FoeiD. Nigra, fusiformis, punctata, tuberculata ; caput prothoracem vix 

 superans, margine antico testaceo ; oculi invicem remoti ; proihorax 

 bifoveolatus, luleribus perparum rejlexis, angulis posticis subproduciis ; 

 cerci ruJi, brevissimi ; pedes breves, crassi, tarsis subtus cinereis. 



Female. Black, fusifonn, convex, slightly shining, thickly and 

 minutely punctured, slightly tuberculate, more shining and udt tuberculate 

 beneath. Head minutely punctured, hardly extending beyond the pro- 

 thorax ; fore border testaceous. Palpi piceous. Eyes wide apart. Pro- 

 thorax short-conical; its length somewhat more than half its breadth; a 

 slight oblique furrow on each side near the hind angle, which is rounded 

 and slightly elongated ; fore border hardly truncated ; sides roundtd, very 

 slightly reflexed; hind border nearly straight. Mesothorax and meta- 

 thorax indicating the wings by a ridge on each side and by the elongated 

 and rounded hind angles; supra-anal lamina entire, rounded. Cerci red, 

 very shoit. Legs short, thick; femora unarmed, excepting the subapical 

 spine beneath the fore femora ; tarsi cinereous beneath ; first joint as long 

 as the second and third together; arolia large. Length of the body 

 8i lines. 



17. PeHISPH^I{1A scabka. 



Fcem. Nigra, subnitens, dense punctata, fere linearis; caput prothoracem 

 nan superans, niargine antico pa/pisque testaceis ; oculi invicem 

 approximali ; ihuracis anguli poslici producti ; proihorax tuber- 

 culatus, murgine postico non Iruncalo, lateribus subrcjiexis ; cerci 

 rufi, brevisdmi ; pedes breves, crassi, obscure rufescentcs, tarsis 

 rufis. 



