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LIST OF CONTRIBUTORS, 



With reference to the several Articles contributed by each. 

 For Verbal Communications see General Index. 



Cope, E. D. Ninth Contributiou to the Herpetology of Tropical 



America 200 



On the Fishes of the Ambyiacu River 250 



Coues, E. Notes on the Natural History of Fort Macon, N. C, and 



vicinity (No. 1) 12 



Same (No. 2) 120 



Lawrence, Geo. N. Descriptions of New Species of Birds of the Fami- 

 lies Troglodytidfe and Tyrannidse 28:5 



Lea, I. Description of three New Species of Exotic Unionidse 188 



Descriptions of twenty New Species of Uniones of the United States 189 



Meehan, T. Morphology of Carpellary Scales in Larix 106 



Meek, F. B. Descriptions of New Species of Invertebrate Fossils from 



the Carboniferous and Devonian Rocks of Ohio 67 



Description of New Species of Fossils from Ohio and other Western 



States and Territories 159 



Notice of a New Brachiopod from the Lead-bearing Rocks at Mine 



La Motte, Missouri 185 



Descriptions of new "Western Palseozoic Fossils, mainly from the 



Cincinnati Group of the Lower Silurian Series of Ohio 308 



Newton, A. On certain Species of Falconidfe, Tetraonidse, and Anatidaj 94 

 Ogden, J. A. Synopsis of the Genus Chettusia (Lobivanellus), with a 



description of a new species 194 



Rand, Theo. D. Notes on Feldspars and some other Minerals of 



Philadelphia and vicinity 299 



Streets, T. Hale. Descriptions of five New Species of Crustacea from 



Mexico 225 



Catalogue of Crustacea from the Isthmus of Panama, collected by 

 J. A. McNeil 238 



Thomas, Prof. C. Contribution to Orthopterology 194 



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