LeConte.l APPENDIX. " 435 



rect locality, or accidentally introduced. It is therefore, unnecessary to 

 reprint the description. In the Munich Catalogue, 2713, it is cited as a 

 synonym of B. anrhorago. $ 



24. Cossonus californicus Motsch., Bull. Mosc. 1845, i, p, 99, No. 

 228. 



"Niger, glaber, subdepressus ; rostro breviori, crassiori, apice modice 

 dilatato, basi obsolete foveolato ; antennarum articolo breviori (sic); tliorace 

 oblongo, profunde punctato, medio distincte longitudinaliter biimpresso, 

 elytris profunde punctato-striatis. Long. 3 lin. ; larg. § lin." 



He says that it resembles C. pinipMlus, but is much smaller and easily 

 recognized by the stouter and shorter antennae, and by the two longitudi- 

 nal impressions at the middle of the thorax. 



25. Pityophthorus cribripennis Eichhoflf, Berl. Ent. Zeitschr. 1868, 

 274. 



Elongatus, cylindricus, thorace oblongo, lateribus subrectis, postice 

 minus profunde punctato, linea media Itevi ; elytris ad suturam indigeste 

 (extra striate-) punctatis, declivitate postica ad suturam utrinque sulcata, 

 sutura subelevata, margineque laterali subtilissime granulatis, angulo api- 

 cali acutiusculo. Long. 1 lin. Patria ; America septentr. 



26. Pityophthorus bisulcatus Eichhoff, ibid. 1868, 274. 

 Elongatus, cjiindricus, thorace oblongo-ovali lateribus subrotundatis, 



postice vage subtiliter punctato, linea media la;vi ; elytris subtilius striato- 

 punctatis, punctis, dilatatis, interstitiis inde angustioribus subrugulosisque ; 

 declivitate postica ad suturam utrinque sulcata, sutura valde elevata mar- 

 gineque subcalloso subtiliter granulatis, angulo apicali acutiusculo. Long. 

 ^ lin. Patria : America borealis. 



27. Pityophthorus pulchellus EichhoflF, ibid. 1868, 275. 

 Oblongo-elongatus, thorace breviter-ovali, postice fortiter ruguloso-punc- 



tato, linea media Isevi ; elytris striato-punctatis interstitiis subrugulosis ; 

 decliviate postice ad suturam utrinque sulcata, sutura subelevata margine- 

 que laterali subtiliter granulatis, angulo apicali acutiusculo. Long. :| lin. 

 Patria : America septentr. 



28. Tomicus oregonis Eichhoflf, Berl. Ent. Zeitschr. 1868, 274. 

 Oblongus cylindricus nitidus, thorace subquadrato, postice profuudius 



punctato ; elytris subtiliter striato-punctatis, interstitiis internis basi Isevi- 

 bus ; elytris apice oblique truncatis, truncatura excavata circulari, spatio 

 nitido punctato, margine apicali prolatato, laterali utrinque 4-dentato, deute 

 tertio coarctato majore, secundo valido acuto. Long, 2 lin : Amer. bor. 

 (Oregon). 



29. Tomicus perturbatus Eichh. 1. e. 274. 



Oblongus, cylindricus, subnitidus, thorace breviter ovato, postice fortiter 

 punctato ; elytris subcrenato-striatis, stria suturali profuudiore pone 

 medium fortiter ruguloso-punctata, interstitiis convexiusculis lasvibus, 

 apice oblique truncatis truncatura excavata spatio punctato nitido, margine 

 laterali utrinque 4-dentato, dente tertio majore, a primo minimo remoto ; 

 margine apicali longe elevato. Long. 2j lin. Amer. bor. 



