COLEOPTERA OP KANSAS 



SILPHA LINN. 



S. bitllberosa, ovalis dcpressa, nigra opaca, dense punctata, thorace latitudine plus duplo breviore, 

 lateribus anguste marginatis valde rotundatis late planatis, postice utrinque late oblique impresso, 

 elytris fortiter marginatis, apice conjunctim rotundatis, costis tribus postice paulo abbreviatis, 

 internis duabus parum distinctis, externa tuberculum posticum transeunte. Long. -5. 



One specimen found near Fort Bridger, Mr. Drexler ; belongs to the division of 

 the genus having the 8th llth joints of the antennas about one-half wider than 

 those which precede; the 8th to 10th are not much wider than long; the 2d is 

 quite as long as the 3d. 



S. trillicatit, oblonga, atra subopaca, capite tboraceque dense aciculato-punctatis, hoc antrorsum 

 valde angustato, ad basin trisinuato, postice utrinque versus latera oblique impresso, elytris 

 lateribus fortius nmrgiiiatis, subtilius punctatis, ad dodrantem callo discoideo parum distincto 

 utrinque notatis, ad apicem late truncatis; antennarum articulo 3io vix longiore. Long. 5 -Gt. 

 Tab. I, fig. 3. 



SAY, Journ. Acad. Nat. Sc. Ill, 193. LEC. Proc. Acad. Nat. Sc. VI, 278. 



Platte river, near the Forks. A very distinct species ; the specimen figured is 

 a male : the abdomen of the female projects far beyond the elytra. 



CARPOPMILIJS LEACH. 



C. apicalis, oblongus, piceo-niger, minus snbtiliter punctatus et flavo-pubescens, thorace modice 

 convexo, latitudine haud sesqui breviore, lateribus marginatis rotundatis, elytris thorace sesqui 

 longioribus, rufis, circa scutellum et ad apicem extrorsum oblique infuscatis, pedibus antennisque 

 testaceis. Long. -1. 



Platte river : found also in Georgia ; narrower and more convex than is usual 

 in this genus. 



C. carfoonatlis, oblongus subdepressus, piceo-niger, parcius pubescens et punctatus, thorace lati 

 tudine plus sesqui breviore angulis omnibus rotundatis, ad apicem vix emarginato, lateribus late 

 rotundatis tenuiter marginatis, elytris alutaceis obsoletius punctulatis, thorace duplo longioribus, 

 antennis basi piceis. Long. !. 



Found on the Platte river and at Lake Superior. 



11 1 S M. E G II !&amp;gt; KmBY . 



HI. ruficornis, oblongus subconvexus, nigro-viridis, dense subtiliter punctatus, breviter cinereo- 

 pubescens, thorace antrorsum angustato, lateribus rotundatis anguste marginatis, pone medium 

 subfoveatis, angulis posticis subrectis, antennis tarsis tibiisque rufis, his anticis subtiliter serratis, 

 posterioribus latioribus ultra medium et ad apicem ciliatis; unguibus simplicibus, prosterno postice 

 anguste rotundato. Long. -11. 



Platte river, not rare. Differs by obvious characters from all European species 

 thus far described, and were it not that the prosternum is rounded posteriorly, it 

 would enter Erichson s division B, (Ins. Deutschl. 173.) 



M. saevus, oblongus subconvexus, niger, dense subtiliter punctatus, breviter cinereo-pubescens, 

 thorace antrorsum angustato, lateribus rotundatis anguste marginatis, angulis posticis rotundatis, 

 margine basali undulato, antennis basi piceis ; tibiis anticis 5-dentatis ad basin serratis, intermediis 

 extrorsum emarginatis et posticis dense spinulosis; unguibus simplicibus, prosterno postice late 

 rotundato. Long. -11. 



One specimen; Platte river; belongs to Erichson s division C, (loc. cit. 179.) 



