I.KCAXICM. 77 



B. Adult female highly convex, sometimes hemi- 



spherical, and more or less rugose. 



(in) . . PERSICLE and ror. COKYLI. 



C. Adult female with a delicate marginal fringe, and 



usually with a dorsal fusiform swelling. Coxa 

 one third the length of the tibia. 



(iv) .... CILIATUM. 



D. Adult females more or less hemispherical, spheroid, 



or oblate-spheroid. 



a. Dorsum with conspicuous tubercles ; ana] lobes 

 rounded. 



(v) . . . BITIT.ERCULATUM. 



I. Dorsum rounded, with two to four short, deep, 



irregular grooves radiating from the anal cleft ; 



sides of body comparatively smooth. Legs and 



antennae short. 



(vi) .... CAPRE.E. 



c. Dorsum without grooves ; sides of body rugose or 



wrinkled, with, generally, two lateral carinas. 



Antennae and legs well developed. 



(Vll) . . . HEMISPHERICUM. 



B. Dennis of females with a very distinct polygonal 

 tesselation. 



A. Adult females flat. 



a. Dermal tesselation very large, and divided into- 



two dorsal, one subdorsal, and one marginal 

 series. 



(Vl[[) . . . . PERFORATUM. 



b. Dermal tesselation small and irregular. 



(ix) .... XICIRUM. 



B. Adult female highly convex, with one longitudinal 



and two transverse carinae, forming the letter H. 

 (x) . . OLE*:.. 



