2. stenostomus, Weber. Obs. Bat., p. 43, Knoch. neue Beitraege I. 190. t. 8. f. 13- 



Length, 12-15 mm. Michigan to North Carolina. 



var. stenostomus, Weber, 1. c. Elytra deeply striate, intervals smooth, con- 

 fused at the sides and at tip. 



var. La-ontei, Dej. Spec. II, 15; Lee. Ann. Lye. IV. 424. Elytra behind 

 the middle granulated. 



var. bicarinatus, Lee. Trans. Am. Pliil. Soc. 1853, p. 399. Elytra with 

 intervals four and eight, somewhat elevated. 



3. canadensis, Chaud. Bull. Mosc. 1861, II, 498. Length. 11-12 mm. Can. to Md. 



4. elevatus, Fab. Mant. I, 198; Lac. Gen. Atl, p. 2, f. 4 ;=unicolor. Fab. 1. c.;=/2am- 



meus, Hald. Proc. Ac. II, 54. Lee. Ann. Lye. IV, 440 ;=dilatatus, Lee. Trans. 

 Am. Phil. Soc. X, 398;=heros, Harris, Bost. Journ. II, 196; Lee. Journ. Ac. 

 IV, pi. 4, fig. 13. Length. 15-28 mm. Middle States to Colorado and thence 

 Southward. 



5. viduus, Dej. Spec. II, 12; unicolor, Knoch, Neue Beitr. I, 187. Say. Trans. Am. 



Phil. Soc. II, 7 l.=Leonardi, Harris, Bost. Journ. II, l95.=violaceics, Lee. New 

 Spec. 1863, p. 4. Length, 18-29 mm. N. Y.. Pa., Va. 



6. Guyotii, Lee. Proc. Ac. (1866) XVIII, 363. Length, 22 5 mm. N. C. 



7. Ridingsi, Bland., Proc. Ent. Soc. Phila. I, 353. Length, 12.5 mm. Pa. 



8. Andrewsii, Harris, Bost. Journ. II, 195= German, Chaud. Bull. Mosc. Length. 



19-22 mm. Pa, to N. C. 



9. angusticollis, Fisch. Ent. Russ. II, 46, p. 46, f. 2, loco cit. Ill, 143, Dej. Spec. V. 



526, (upper surface browu.)=velutinus, Men. Bull. Ac. Petrop. 1844, II, p. 53. 

 (upper serface black.) Length, 17-25 mm. Alaska to North Cal. 



10. cristatus, Harris, Bost. Journ. II, 200. =reticulatus, Mots. Kaefer Russ., p. 90, 



Man. Bull. Mosc. II, 292, III, 121. Length, 15-18 mm. Cal., South of San 

 Francisco. 



11. rugiceps, Horn, Trans. Am. Ent. Soc. IV, 1872, p. 143. Length, 14-17 mm. 



Oregon. 



12. cordatus, Lee. Trans. Am. Phil. Soc. 1853, p. 399. Length, 12-14 mm. Cal. 



13. marginatus, Fisch. Ent. Russ. 1, 79, pi. 7, fig. 1, Dej. Spec. II, 12, Esch. Mem. 



Mosc. VI, 98. Mann. Bull. Mosc. 1843, p. 185. Length, 12-16 mm. Alaska, 

 var. Fulleri, Horn, black surface, large and more rodust. Oregon. 



14. dissolutus, Schaum, Berl. Zeitsch, 1863, p. 72, pi. 3, f. 6. Length, 16 mm. Cal. 



15. interruptus, Menet. Bull. Ac. Petrop. 1844, II, 54, Mots. Bull. Mosc. Ill, 172, pi.. 



3, f. 10. =ventricosus \ Mots Bull. Mosc IV, 338 ;=constricus, Lee. Trans. Am. 

 Phil Soc. 1853, p. 398. Length, 14-16 mm. Cal. 



16. oiliquus, Lee. Trans. Am. Ent. Soc. 1868, p. 61. Length, 13.5-16 mm. Cal. 



17. striatios, Lee. Proc. Ac. 1859, p. 69 ;=crematus, Mots. Bull. Mosc. Ill, 161, pi. 3 r 



f. 8. Length, 15-21 mm. Cal. 



18. ventricosus, Dej. Spec. V, 527, Eschh. Zool. Abl., p. 21, pi. 25, f. 1. Length. 



16-22 mm. Cal. 



19. mimus, Horn, Trans. Am. Ent. Soc. 1874, p. 20. Length, 14.5-16 mm. Cal. 



20. punctatus, Lee. Proc. Ac. 1859, p. 69, Mots. Kaefer Russ., p. 90. Length, 13-18 



mm. Cal. 



21. suMUs, Schaum, Berl. Zeitschr. 1863, p. 72, pi. 3, f. 7. Length, 17-20. Cal. 



22. striatopunctatus, Chaud. Bull. Mosc. 1844, III, 4:l6.=alternatus, Mots. Bull. Mosc. 



1859, III, 162, pi. 3, f. 12;=ovalis, Mots. loc. cit., fig. 11. Length, 17-24 mm. 

 Cal., South of San Francisco. 



23. tuberculatus, Harr. Bost. Journ., II, 200, Lee. Pac R. R. Rep.. 1857, App., I. 



pi. 1, fig 6. Length 20-23 mm. Vancouver Island. 



24. Hemphillii, Horn, Trans. Am. Ent. Soc, VII, 184. Length 15 mm. Utah. 



25. angulatus. Harris. Bost. Journ., II, 200. Length 20 mm. Oregon, Vancouver 



Island. 



