DISTRIBUTION OF COLEOPTERA. 157 



466. Gymnetron tetrum Fab. 



Introduced from Europe into Pennsylvania this species has spread 

 to West Virginia, eastern Ohio, New York {Reinecke), southern 

 Michigan, Schivarz ; Canada, Harrington. It lives only on Verbasaim 

 thapsus, Mon. 220. It occurs in the southern parts of western and 

 eastern Siberia. Heyden, 177. 



467. Cryptorhynchus lapathi Linn. 



This fine European species has become naturalized, having been 

 taken near West Bergen, N. J., near Williamsbridge, N. J., and on 

 Staten Island, N. Y., by Mr. Julich, Ent. Am. iii, 123. x\sia (west- 

 ern and eastern Siberia ; Amurland ; Kirghis Steppes). Heyden, 

 176. 



468. Cnemog-onus epilobii Paj/k. 



British Columbia and Great Slave Lake, Mon. 269. Marquette 

 and Isle Royal in Lake Superior, Scliwarz. Northern and central 

 Europe. 



469. Ceutorhynchus rapse Gyll. 



Canada, Middle and Western States, Mon. 274 (Illinois, Michigan, 

 New York, Kansas, Snoiv). Central and northern Europe. 



470 C. cyanipennis llUg., Germ. 



This species of Central and southern Europe has lately been taken 

 at Ithaca, N. Y., and also near Baltimore, Md. Ent. Am. v, 57. 



Obs. — Phytobkis velatus Beck, mentioned by Dr. LeConte should 

 be omitted. Dr. Horn has recently examined the specimen in cab. 

 LeCt)nte and finds it to be the new species referred to by Schwarz. 

 Pr. Ent. Soc. Wash, i, p. 76, and not velatus. 



471. Rhinoncus pericarpius Linn., triangularis Say. 



This European species is widely distributed eastward from the 

 Rocky Mountains, but is restricted to localities, Kansas, Illinois, 

 Indiana, Michigan, Ohio, Pennsylvania, Canada, Harrington in litt. 

 Asia (west Siberia; Turcomania; var. conjectus Sch. Siberia). Hey- 

 den, 178. 



472. R. pyrrhopus Boh. 



Abundant from the Atlantic to New Mexico on various Polygonum. 

 Individually there is much variableness in color, and in the coarse- 

 ness of the thoracic |)unctuation. Annirland (Chabarof ka). Hey- 

 den, 1887. 



