1879] dJt [Horn. 



Bibliography and Synonymy. 



C. planatus Lee. New Species, 1803, p. 81. 



depressus Horn. Trans. Am. Eut. Soc. 1871, p. 340 (deformity). 

 C. saucius Lee. Journ. Acad. 1858, 4, p. 16. 

 C. Wheeleri Lee. Wheeler's Report, 1876, p. 516 (App. H, 10). 

 C. leucostictus Burm. Handb. Ill, p. 677. 



polita Schaum. Ann. Ent. Soc. Fr. 1844, p. 397. 

 C. Schaumii Lee. Proc. Acad. 1853, p. 231. 



crassipes Westw. Thesaurus, p. 204 ; Trans. Ent. Soc. London, 1878, 

 p. 30, pi. i, fig. 6. 

 C. Westwoodi, n. sp. 



Schaumii % Westw. Thesaurus Entom. Oxon. 1874, p. 65, pi. xiv, fig. 3. 

 C. annularis Lee. Pacif. R. R. Rep. 1857, App. 1, p 37. 



? annatus Walker, Naturalist in Vancouver, II, p. 320. 

 C. pilosicollis Horn. Trans. Am. Ent. Soc. 1871, p. 341. 

 C. crinitus Lee. Trans. Am. Ent. Soc. 1874, p. 55. 

 C. Knochii Lee. Proc. Acad. 1853, p. 231. 



crenicollis Westw. Thesaurus, p. 65, pi. ii, fig. 6. 

 C. nitens Lee. Proc. Acad. 1853, p. 232. 

 C. variolosus Kby. Zool. Journ. II, p. 516 ; III, p. 152, pi. v, fig. 4-6. 



castanm % G. et P. Mon. p. 118, pi. xvi, fig. 7. 



Sayi Harris. Jour. Acad. V, p. 388. 



Percheroni Westw. Thesaurus, p. 61, pi. ii, fig. 5. 



cicatricosus Westw. loc. cit. p. 60, pi. xiv, fig. 7. 

 C. squamulosus Lee Journ. Acad. 1858, IV, p. 17. 



'junior Westw. Thesaurus, p. 61, pi. xiv, fig. 8. 

 C. canaliculars Kirby. Zool. Journ. Ill, p. 151, pi. iii,.fig. 5, c, d. 



castanece % Schaum. Germ. Zeits. Ill, p. 255 ; Burm. Handb. Ill, p. 681. 



Hen/zii Harris. Jour. Acad. V, p. 386. 

 C. retractus Lee. Trans. Am. Ent. Soc. 1874, p. 54. 



WaUhii Westw. Thesaurus, Entom. Oxon. Oxford, 1874, p. 60, note. 

 C. castaneae Kn. Neue Beitr. p. 115, pi. iii, fig. 1. 



Lecontei Westw. loc. cit . p. 60, note. 

 C. Harrisii Kby. Zool. Journ. Ill, p. 152, pi. v, fig. 3« ; Schaum, Germ. 

 Zeitschr. ill. p. 254; Burm. Handb. Ill, p. 680. 



castanece % Kby. Zool. Journ. II, p. 517 ; Harris, Journ. Acad. V. p. 384. 



Synopsis of the Euphoria of the United States. 

 By George H. Horn, M.D. 



(Read before the American Philosophical Society, Dec. 19. 1879.) 



The occurrence of several new species in our fauna affords an opportunity 

 of briefly reviewing our entire series. 



The first question presenting itself is the generic name which should bo 

 adopted, and this seems to be a difficult matter to determine. The ablest 

 European authorities who have had to deal with the Cetonia group as a 



PROC. AMEK. PHTLOS. SOC. XVIII. 104. 2y. PRINTED JAN. 2, 1880. 



