102 LIST OP CONTRIBUTORS. 



Leidy, Joseph. Continued. 



On Hyla viridis. P '60, 305 



On fossil skulls from Indiana. P '60, 416 



On fossil teeth from Texas. P '60, 416 



On Spiroptera megastoma. P '60, Biol. 3 



Anatomical specimens, preparation of. P '60. Biol. 3 



On the food of the shad. P '61, 2 



On lignite from Pennsylvania. P '61. 77 



On syenite from Fairmount Park and on a boulder of Pots- 

 dam Sandstone from Philadelphia. P '62, 507 



■ On parasitic worms from the aorta of a horse. P '63, 42 



■ On striped sheep wools. P '63, 42 



On Phalangopsis from leaf of Benzoin odoriferum. P '63, 212 



On Nostoc prunedforme. P '63, 281 



On the existence of a boring sponge in the Cretaceous period. 



P '65, 77 



On fossil horses from California and Oregon. P '65, 94 



On kitchen-midden at Cape Henlopen. P '65, 95 



On a foetal dog-fish. P '65, 175 



■ On fossil rhinoceros. P '65, 176 



On bones and implements from guano deposits in the Island 



of Orchilla. P '65, 181 



On cryolite. P '65, 181 



On oolitic phosphate of lime and alumina. P '65, 181 



On Indian relics from Tennessee. P '66, 1 



■ On cancer of the liver in a turkey. P '66, 9 



■ On the phalanx of an extinct reptile. P '66, 9 



On human relics from Petite Anse, Lousiana. P '66, 109 



On fossil remains from Bangor, Maine. P '66, 237 



On a specimen of Coccus. P '66, 289 



— On Mastodon ohioticus from Kentucky. P '6H. 290 



On kitchen-midden of Cape Henlopen. P '66, 290 



On fossil bones from Nebraska. P '66, 345 



— On the extinct mammals of Nebraska and Dakota. P '67, 32 



On Bison latifrons. P '67, 85 



On the seventeen year locust in Virgin in. 1* '67, !>3 



On a prehistoric implement from Michigan. P '67. 97 



- On a sknll of Oastorodd.es ohioensis. P '67, 97 



On the skull of a fossil gopher. P '67. 97 



On black hornstone from Easton, Pa. I' '67, 125 



On Sombrero guano. P '68, L56 



