THE DECTICIN.E OF NORTH AMERICA— CA UDELL. 



395 



B^. Posterior femora no more than two and one-half times as long as the pronotum; 

 rerci of the male twice as long as broad and ai^ically unarmed, fig. 80. 



hre>'ipe-'<, p. 396 

 A^. Lateral carinas of the pronotum dull, somewhat indistinct. 



subcarlnatus, p. 397 



IDIONOTUS BRUNNEUS Scudder. 



Idionotus brunneus Scvt>dkk, Cat. Orth., U. S., 1900, p. 98. — Woodwortii, Bull. 



No. 142, Calif. Exp. Stat., 1902, p. 15. 

 XedulM hnumens Kikby, Syn. Cat. Orth., II, 1906, p. 194. 



Descript/'o)). — Head scarcely as broad as the anterior portion of the 

 pronutum, into which it is moderately deeph' inserted; vertex broad, 

 convex, not sulcate, one-third or more than one-third as ])road as the 

 interocular space and quite prominent; eyes rounded, moderatel}^ 

 large and quite prominent; basal segment of the antennae not quite as 

 large as the vertex as 

 viewed from in front. 

 Pronotum very moder- 

 ately produced poste- 

 riorly, the lateral lobes 

 nearly as deep as long 

 anddeclivent; lateral ca- 

 rinas converging on the 

 anterior fourth to two- 

 thirds the distance that 

 separates them poste- 

 riorly (tig. 79) ; pro- 

 notal disk rounded trun- 

 cate behind and in front, 

 marked with an obscure 

 U-shaped sulcus near the 



middle. Elytra of female apically broadh' rounded, nearly meeting- 

 above and projecting but little bej'ond the pronotum; of the male over- 

 lapping above and projecting be3^ond the pronotum a distance equal 

 to about one-half the length of the pronotum. Legs long, the posterior 

 femora more than three times as long as the pronotum and armed 

 below on both margins with some small spines. Genitalia of female 

 as described under the genus; the cerci of the male no longer than 

 broad and, in addition to the short basal spine, is armed with an acute 

 apical point (fig. 80). 



Color uniformly ])rown, the face a little paler and the ovipositor a 

 little more reddish brown. The pronotum of the male is sometimes 

 briefly blackish on the extreme posterior portion, next the lateral 

 carina. 



Mmsiireinents. — Length, pronotum, male, 6 mm,, female, 5,25; 

 elytra, beyond the pronotum, male, 2,5-3, female, 1.5; posterior femora, 



79 SO 



Figs. 78, 79, 80.— iDIONOTtm BRUNNEUS. 78, ADULT FEMALE. 79, 

 PEONOTUM OF FEMALE FROM ABOVE. 80, CERCU.S OF ADULT 

 MALE. 



