LIST OF CONTRIBUTORS. 183 



WlNCHELL, Alexander. Descriptions of fossils from the Marshall 

 and Huron groups of Michigan. P '62, 405 



Descriptions of fossils from the Yellow Sandstone lying be- 

 neath the "Burlington Limestone" at Burlington, Iowa. P '63, 2 



Description of a gar-pike, supposed to be new — Lepidosteus 



( Cylindrosteus) oculatus. P '64, 183 



Descriptions of new species of fossils from the Marshall 



Group of Michigan, and its supposed equivalent in other States; 

 with notes on some fossils of the same age previously described. 

 P '65. 109 

 Wingate, Harold. Tilmadoche compacta Wing., n. sp. P '89, 48 



Notes on Enteridium rozeanum. P '89, 156 



The spores of the myxomycetes. P '89, 188 



Note on Orthotricha. P '89, 189 



Oreadella operculata Wing., a new myxomycete. P '89, 280 



Note on Stemonitis maxima Sz. P '90, 438 



Wistar, Isaac J. Remarks on the quantity, rate of consumption, 

 and probable duration of North American coal, and the conse- 

 quence to air-breathing animals of its entire combustion. P 

 '92, 82 



Wood, Alphonso. Description of a new genus of plants. P '67, 81 



A sketch of the natural order Liliaceae, as represented in the 



flora of the States of Oregon and California, with special refer- 

 ence to the plants collected in an excursion along our Pacific 

 coasts, A. D. 1866. P '68, 165 



On Brevoortia. J VI, 369 



Wood, Horatio C, Jr. Contributions to the Carboniferous flora 

 of the United States. P '60, 236 



Catalogue of Carboniferous plants in the museum of the 



Academy of Natural Sciences, vnth. corrections in synonymy, de- 

 scriptions of new species, etc. P '60, 436 



— — Contributions to the Carboniferous flora of the United 



States. P '60, 519 



— Descriptions of new species of Scolopendra, in the collection 

 of the Academy. P '61. 10 



— Description of a new species of the genus Thelyphonus. P 



'61, 312 



— Description of new species of North American Pedipalpi. 

 P '63. 107 



— Description of new species of North American Polydesmiidse. 

 P '64. 6 



