428 



GENERAL INDEX. 



429 



scription of four new species of 

 exotic Unionidge, 150; Descriptions 

 of seven new species of Unio from 

 Nortli Carolina, 160 ; Descriptions 

 of two new species of Unionidae 

 from Equador, 161 ; Descriptions of 

 Unionidai frcm the Lower Creta- 

 ceous Formation of New Jersey, 162. 



LeConte, J. L., Analytical table of the 

 species of Baridius inhabiting the 

 United States, 361 ; The Gyrinidse 

 of America, north of Mexico, 365; 

 Notes on the species of Agonoderus, 

 Bradycellus and Stenolophus, in- 

 habiting America north of Mexico, 

 373. 



Leidy, Jos., Remarks on Sombrero 

 Guano, 156 ; Notice of some verte- 

 brate remains from Harden Co , Tex- 

 as, 174; Indications of an Elotherium 

 in California, 177^ Notice of some 

 Reptilian Remains from Nevada, 

 177 ; Notice of some Vertebrate Re- 

 mains from the West Indian Islands, 

 178; Notice of some remains of 

 Horses, 195 ; Notice of some extinct 

 Cetaceans, 196 ; Remarks on a jaw 

 fragment of Megalosaurus, 197; Re- 

 marks on Conosaurns of Gibbes, 200; 

 Extinct Mammalia of Dakota and 

 Nebraska, including an account of 

 some allied forms from other local- 

 ities, together with a synopsis of the 

 Mammalian Remains of Nortli 

 America, 205 ; Notice of American 

 species of Ptychndns, 205 ; On the 

 food of the Shad, 228; Notice of some 

 American Leeches, 229 ; Notice of 

 some remains of Extinct Pachy- 

 derms, 230; On supposed Coprolites 

 from the Huronian slates of Min- 

 nesota, 302 ; On the iridescence of 

 Opals, 303 ; On asterism in Mica, 

 313 ; On photograph of fossil bones 

 from Topeka, Kansas, 315; Notice 

 of some remains of extinct Insecti- 

 vora, from Dakota, 315. 



Lesquereux, Leo, On the fossil plants 

 of the coal formation of the south- 

 west, 147. 



Lyman, Benj. Smith, Remarks on a 

 bent Marble Stone, 91. 



McCall, Gen. Geo. A., Announcement 



of death of, 87. 

 Meehan, Thos., On the leaves of Coni- 



feras, 181 ; Mitchella repens, L, a 

 dioecious plant, 183 ; Sexual Law in 

 Acer dasycarpum Ehrb, 140 ; Va- 

 riations in Epigffia repens, 153 ; 

 Monoecism in Luzula campestris, 

 156 ; Variations in Taxodium and 

 Finns, 300 ; On seed-vessels of 

 Wisteria sinensis, 314 ; On the seed 

 vessels of Forsythia, 334. 

 Meek, F. B. and A. H. Worthen, Notes 

 on some points in the structure and 

 habits of the Palaeozoic Crinoidea, 

 323 ; Remarks on some types of 

 Carboniferous Crinoidea, with de- 

 scriptions of New Genera and spe- 

 cies of the same, and of one Echi- 

 noid, 335. 



Newkirk, Matthew, Announcement of 



death of, 159. 

 Norris, Thaddeus, Remarks on the 



new species of Osmerus,93. 



Rand, Theo. D., On a new Mineral in 



Cryolite, 142. 

 Reakirt, Tryon, Description of some 



new species of Diurnal Lepidoptera. 



Series III, 87. 

 Report of Librarian, 385. 

 Report of Recording Secretary, 387. 

 Report of Committee on Herpetology 



and Ichthyology, 387. 

 Report of Recorder of Conchological 



Section, 388, 

 Report of Secretary of Conchological 



Section, 389. 

 Report of Conservator of Conchologi- 

 cal Section, 390. 

 Report of Librarian of Conchological 



Section, 391. 

 Report of Curators, 383. 



Stevens, R. P., Remarks on the 

 Geology and Mineralogy of Vene- 

 zuela, 303. 



Turner, Theophilus H., Resolution of 

 thanks to, 314. 



Wagner, Tobias, Announcement of 



death of, 87. 

 Wells, Wm. A., On the spores of 



Polypodium vulgare, 182. 

 Wood, A., A sketch of the Natural 



Order Liliacese, 165. 

 Wright, J. A., Vote of thanks to, 93. 



