XVII. Notes ou North Americau Lepidoptera. By H. K. MoRRisox, 186 



XVIII. On Eight Species of Noctuidae. By Aug. E. Grote, ... 190 



XIX. The two Principal Groups of Urbicolae (Hesperidae auct.). By 



Samuel H. Scudder, 195 



XX. Note on the species of Glaucopsyche from Eastern North 



America. By Samuel H. Scudder, 197 



XXI. On a New Species of Grammysia from tlie Chemung Group. 



By William H. Pitt, 199 



XXII. Contributions to the Geology and Physical Geography of the 



Lower Amazouas. By Ch. Fred. Hartt, 201 



XXIII. On the Devonian Brachiopoda of Erere, Province of Para, 



Brazil. By Richard Rathbun, 336 



XXIV. New Phalaenoid Moths. By Leon F. Harvey, a. m., m. d. . 263 



XXV. Notes on the Species of Pasimachus. By John L. Le Conte, 



M. D., 266 



XXVI. Description of two new Noctuidae from the Atlantic District. 



By H. K. Morrison, 274 



XXVII. Rectification of Treitschke's use of Htibner's generic term 



" Cymatophora." By Leon F. Harvey, a. m., m. d., . . 276 



XXVIII. Determination of Brazilian Sphingidae collected by Mr. Charles 



Linden. By Aug. R. Gkote, 279 



Errata et addenda, 283 



Index to Plates, 283 



General Index, 285 



