76 GEODEl'IIAGA — Cx\l!AlUDAE. 



B JB, Upper-side brown-red, Lead and thorax 

 generally lighter ; elytra shorter than in B. 

 hmyalinus ; length of body If lines. 



Basal impressions of thorax not quite so deep and broad 

 as in B. liarpalinits, and not so closely punctured ; striae on 

 elytra rather stronger, interstices a little more arched. 

 Eare. B. collar is, Payk. 



II. Upper-side pitchy. 



Suture and outer margin of elytra reddish; antennae 

 and legs rust-red. Basal impressions of thorax very deep 

 and indistinctly punctured, posterior angles very obtuse, 

 almost rounded. L. Ih 1. Common. B. similis, Dej. 



POGOJ^IDUA. 



A, Head constricted l^ehind ; paraglossae free consideral)ly 

 before apex, and much longer than ligula. 



Third joint of antennae entirely pul.iescent, nearly as 

 long as fourth and fifth together ; mentum with a strong 

 double tooth ; ligula broad, angles rounded ; last joint of 

 palpi elongate oval, somewhat truncate at apex ; tliorax 

 more or less heart-shaped ; elytra broader than thorax, 

 long, ovate. First dilated male tarsal joint large and 

 triangular, second smaller and heart-shaped. 



Patrol) us, Dej. 



S, Head not constricted Ijehind ; paraglossae not much, 

 or not at all, longer than ligula. 



Third joint of antennae bare at base, rather longer than 

 the succeeding joints ; mentum with a strong double 

 tooth ; ligula broad, straight in front ; last joint of palpi 

 elongate oval, truncate at apex ; thorax not much, or not 

 at all, narrowed behind ; elytra somewhat fiat, the eighth 

 stria, wduch bears tlie row of larger impressions, stands at 

 the base close to the side margin and before the middle 

 turns inward and runs to the apex at some distance from 

 the side ; tarsi furrowed longitudinally above ; first dilated 

 male tarsal joint much larger than the second, almost 

 trapeziform, emarginate at the apex, tlie second short 

 heart-shaped, produced much more iuAvard than outward. 



Bo (J onus, Dej. 



