ICHNEUMON-FLIES, PART 2 1 XORIDINAE 



439 



whose apex is weakly grooved vertically; mesoscutum polished, with 

 small punctures whose interspaces are about 1.5 their diameter; rneso- 

 pleurum polished, with moderately large, weak punctures whose inter- 

 spaces are about equal to their diameter; area dentipara with a weak 

 transverse apical tooth; first tergite without a dorsolateral carina 

 beyond the spiracle; second tergite smooth, except near the apical 

 margin covered with microscopic transverse aciculation; ovipositor 

 sheath about 0.67 as long as front wing. 



Figure 194. — Localities for 

 Ischnoceros clivulus. 



Black. Tegula, base of front wing, and base of hind tibia dorsally, 

 whitish; legs fulvous, the hind tibia with a weak apical infuscation; 

 abdomen brownish ferruginous basally, darkening to brown apically; 

 ovipositor sheath blackish, brownish fulvous at apex; wings faintly 

 tinged with brown. 



Specimens (39, type and paratypes) : From California (Cinder Cone 

 in Lassen National Park and Wright's Lake in El Dorado Co.). 



This species occurs in the Canadian zone of California. 



The Nearctic species of Aplomerus 



By Henry Townes and George Townes 9 



2. Genus Aplomerus 



Figure 305,a 



Platysoma Provancher, 1885, Canadian Ent., vol. 17, p. 115. Name preoccupied. 



Type: Platysoma tibialis Provancher; monobasic. 

 Aplomerus Provancher, 1886, Additions et corrections au volume n de la faune 



entomologique du Canada traitent des hymenopteres, p. 119. New name. 

 Anodonlomerus Ashmead, 1900, Proc. U. S. Nat. Mus., vol. 23, p. 61. Type: 



Aplomerus tibialis Provancher; original designation. 

 Haplomerus Dalla Torre, 1901, Catalogue hymenopterorum, vol. 3, p. 392. 



Emendation. 



9 Greenville, S.C. 



