Goleopterological Notices, VI. 469 



Elytral pubescence fine, sparse and dark in color 4. agrestis 



Apical angles not at all prominent anteriorly, the apex transversely truncate 



or feebly arcuate 5 



5 — Larger species, seldom at all under 3 mm. in length 6 



Small species, always under 3 mm. in length 7 



€ — Prothorax short, one-half or more wider than long. 

 Sides of the prothorax parallel. 



Prothorax distinctly less than twice as wide as long. 



The sides evenly and very feebly arcuate; elytral pubescence rather 



long and dense 5. frateriiiis 



The sides evenly and less f eeblj' arcuate ; elytral pubescence very short 



and much more sparse ( afer Bland ) fi. cy liildriciIS 



The sides evenly and very strongly arcuate; elytral puljescence rather 



short and only moderately dense 7. laticollis 



The sides broadly subangulate behind the middle; pubescence con- 



• spicuous 8. castus 



The sides broadly and strongly sinirate in apical half 9. siilliosiis 



Prothorax very nearly twice as wide as long 10. traiiSvei'SUS 



Sides of tlie prothorax slightly convergent, the apex some^Ahat narrower 

 than the base; body strongij- convex and very sparsely pubescent. 

 Prothorax feebly narrowed anteriorly, widest at or near the base; an- 

 tennae rapidly incrassate toward tip 11. sparsus 



Prothorax less transverse, more strongly narrowed anteriorly, widest dis- 

 tinctly before the base ; autennise scarcely at all incrassate.. 12. ciliatUN 

 Prothorax much less transverse, the sides feebly convergent from base to apex 

 and just visibly, evenlj' arcuate; vestiture coarse but very short, easily 



denuded 13. atricoi'iiis 



1 — Sides of the prothorax parallel or very nearly so. 



Body narrow and elongate, the elytral vestiture rather dense ; thoracic cilia 



shorter and fimbriform 14. fulvotarsi$« 



Bod}' stouter, densely pubescent; thoracic cilia longer... 15. anteiiiiatus 

 Body shorter, the vestiture sparse; thoracic cilia long and not fimbriform. 



Elytral punctures fine 16. illscipulus 



Elytral punctures coarse 17. feiiioralis 



Sides of the prothorax convergent from near the base; body somewhat as in 

 Listrus, but with the anterior tibiaj strongly spinose and the sides of the 



prothorax devoid of serrulation 8 



8 — Pronotum shining and sparsely punctate; legs clear rufous throughout 9 



Pronotum densely sculptured 12 



9 — Body stout; elytral punctures sparse 10 



Body less stout, the elytral punctures close-set 11 



10 — Elytral pubescence very coarse 18. §;i'iseiis 



Elytral pubescence fine. 



Punctured of the pronotum fine throughout; marginal cilia of the elytra 



long, slender and. erect 19. simulant 



Punctures coarser, especially toward the sides; elytral cilia short, coarse 

 and recurved 20. luodestus 



