no. 3649 LEPTOFERONIA — HACKER 39 



22. P terostichus (Leptoferonia) idahoae Csiki 



Figure 22 



Pterostichus elongatus Schaeffer, 1910, p. 391 [not Duftschmid, 1812, p. 128; not 



Chaudoir, 1859, p. 116].— Casey, 1913, p. 126.— Van Dyke, 1925, p. 75 — 



Csiki, 1930, p. 582.— Hatch, 1936, p. 705; 1953, p. 113. 

 Leptoferonia elongatus (Schaeffer). — Leng, 1920, p. 56. 

 Pterostichus {Leptoferonia) idahoae Csiki, 1930, p. 582 [new name for P. elongatus 



Schaeffer, which Csiki spelled as elongatulus], — Hatch, 1936, p. 705; 1953, 



p. 113. 

 Pterostichus (Leptoferonia) idahoe [sic]. — Leng, 1933, p. 12 [misspelling of idahoae 



Csiki]. 



Color of body. — Dark rufous. 



Head. — Not unusually large; eyes normally large and prominent; 

 frontal impressions shallow, divergent, forming an angle greater than 

 45°; microreticulate. 



Pronotum. — Sides very arcuate in anterior two-thirds, then sub- 

 parallel or slightly divergent before prominent hind angles; anterior 

 angles not prominent; transverse basal impression incomplete; outer 

 longitudinal impressions usually present; posterior pair of setiferous 

 punctures at angles; microstrigulose. 



Elytron. — Humerus somewhat rounded; humeral dentation small; 

 scutellar stria faint or absent; scutellar puncture absent; surface 

 convex, noticeably so toward base; setiferous punctures on eighth 

 stria consisting of five in anterior series, intermediate present in 

 about half the specimens examined, usually seven in posterior series; 

 two setae at posterior end of seventh stria; microreticulate. 



Ventral surface. — Coarse punctures confined to mesepisternum. 



Legs. — Hind trochanter blunt and about half the length of hind 

 femur; hind femur robust; setae present on ventrolateral margins of 

 last article of tarsus. 



Sixth abdominal sternum of male (fig. 22). — Apical edge some- 

 what thickened; apical margin evenly arcuate; no carina; shallow 

 impression on face. 



Aedeagus (fig. 22). — Right paramere short. Median lobe small, 

 ventral surface slightly concave; tip short, symmetrically rounded; 

 probably lightly sclerotized strip present. Internal sac with sclerotized 

 tooth. 



Length of body. — 8.5 to 9.5 mm. 



Type.— Not examined. 



Type-locality. — Moscow Mountains [Latah County], Idaho. 



Specimens examined.— 20. 



Distribution. — -Northern Idaho and western Montana. 



Remarks. — The names Monqferonia idahoanus Casey and Ptero- 

 stichus idahoensis Hatch are synonyms of P. sphodrinus LeConte and 

 P. beyeri Van Dyke, respectively, and do not apply to this species. 



