^4 NEW YORK STATE MUSEUM 



1881 EichliofF. Die Europ. Borkciik. 54, 305-7 



iSSs Lccoiitc & Horn, Col. N. A. p. 513-14 



1888 Jicdd. Faun. Col. Seine, p. 385, 404, 421 



1^5 Judeich-Nitsche. Forstins. i :44i-42 



1895 Blandford. Hiol. Centr. Am. Col. 4, pt 6, p. 89-95 



1897 Hul)l)ard. U. S. Div. Ent. Bui. 7. n. s. p. 14, 15 



1931 Barbey. Scol. I'Europ. Cent. 15, 115 



CYLINDR.\ 111. 

 1825 Illigcr. Duftschmidt. Faun. Aust. 3:87 

 1866 Chapuis. Mon. Plat. p. 97 



1888 Bedel. Faun. Col. Seine, p. 404 



I compositus Saj' 



1828 Platypus. Say. Acad. Nat. Sci. Phila. Jour. 3:324; cd. Lcc. 2:182 



1836 Platypus. Erichson. Wieg. Arcliiv. 2 :65 



1866 Platypus. Qiapuis. Mon. Plat. p. 163, fig. 75 



1876 Platypus. Leconte. Am. Phil. Soc. Proc. 15:344 



1878 Platypus. Schwarz. Am. Phil. Soc. Proc. 17:468 



1889 Platypus. Schwarz. Ent. Soc. Wash. Proc. 1:149 



1891 Platypus. Riley & Howard. Ins. Life, 3:418 



1892 Platypus. Riley. Ins. Life, 5:17 



1893 Platypus. Hopkins. W. Va. Agric. Exp. Sta. Bui. 31. p. 127: Bui. 



32, p. 207 



1894 Platypus. Hopkins. Can. Ent. 26 :277 



1895 Platypus. Blandford. Biol. Centr. .\m. Col. 4, pt 6, p. 93, 94, 106 

 1897 Platypus. Hubbard. U. S. Div. Ent. Bui. 7 n. s., p. 14 



1904 Platypus. Hopkins. U. S. Div. Ent. Bui. 48, p. 39, 45 

 1904 Platypus. Hopkins. U. S. Dep't Agric. Yearbook, p. 384 

 1907 Platypus. Pierce. Neb. Zool. Lab. Studies No. 78, p. 289 



parallelus Fahr. 

 1792 Bostrichus. Fabr. Syst. El. 2:384 

 1866 Platypus. Chapuis. Mon. Plat. p. 164, fig. 76 

 1876 ( ?;^ compositus Say. Leconte. Am. Phil. Soc. Proc. 15:344 



tremiferus Chap, 

 1866 Platypus. Chapuis. Mon. Plat. p. 176, fig. 85 

 1876 (?)= compositus Say. Leconte. Am. Phil. Soc. Proc. 15 :344 



perfossus Chap. 

 1866 Platypus. Chapuis. Mon. Plat. p. 176, fig. 86 

 1876 (?)= compositus Say. Leconte. Am. Phil. Soc. Proc. 15:344 



rugosus Chap. 

 1866 Platypus. Chapuis. Mon. Plat. p. 176, fig. 87 

 1876 (?)= compositus Say. Leconte. Am. Phil. Soc. Proc. 15:344 



Habitat. United States south of Delaw^are bay and Illinois. 



Food plants. Quercus. .\ccr, Fagus, Castanea, Ulmus, Tilia, 

 Magnolia, Ta.xodium and many others. 



