INDEX TO SPECIES, ETC. 



Machserodus, 239, 241, 247. 



catocapis, 240. 



cultridens, 240. 



gracilis, 240, 280. 



mercerii, 240. 

 Marginella, 163, 321, 446. 

 Mastodon americanus, 252, 280. 

 Megalonvx dissimilis, 211, 213. 



jeffersonii, 210-219. 



loxodon, 210-212, 280. 



scalper, 218, 219, 280. 



sphenodon, 211,216. 

 .tortulus, 210, 211, 216, 

 217, 280. 



wheatleyi, 210-218, 280. 

 Meleagris altus, 280. 

 Mephitis, 23(1-232, 237, 280. 



fossidens, 231-236, 280. 



LEPTOPS, 235. 



leptops, 232, 236, 280. 



mephitica, 221-236. 



OBTUSATUS, 236. 



obtusatus, 232-236, 280. 



orthosticus, 232-237, 280. 



putorius, 231-236. 

 Microtus, 201-208. 



agrestis, 205. 



amphibius, 205. 



arvalis, 205. 



arvicoloides, 205. 



campestris, 205. 



dideltus,205,207,208,279. 



diluvianus, 205, 279. 



involutus, 205, 208, 279. 



nivalis, 205. 



pinetorum, 204-208. 



principalis, 205. 



ratticeps, 205. 



riparius, 205. 



savii, 205. 



sigmodus, 205. 



speothen, 205-207, 279. 



subterraneus, 205. 



townsendii, 205. 



xanthognathus," 205. 

 Mustek americana, 229. 



diluviana, 229. 



diluviana, 280. 



martes, 229. 



pennantii, 229. 

 Mylodon, 211, 215, 278. 



harlani, 210, 280. 

 Mylohyus, 259, 273, 280. 



nasutus, 259, 261-263,280. 



pennsylvanicus, 259-263, 

 280. 



TETRAGONUS, 260. 



tetragonus, 259, 261-263, 

 280. 

 Myonomes, 205. 



Notiosorex, 219, 220. 

 Nyctereutes, 396. 



Oliva literata, 163. 

 Olivella, 112, 125. 

 Ophenodon, 211. 

 Ophidia, 197. 

 Orinthorhynchus, 416. 

 Osmotherimn, 230. 



SPEL7EUM, 231, 280. 

 Otocyon, 396. 



lalandii, 399, 403. 



megalotis, 404. 



Paludicola, 205. 

 Pecten, 359. 



nodosum, 86. 

 Pelycictis, 237. 



lobulatus, 237, 280. 

 Phanseus antiquus, 281. 

 Phenacomys, 201. 

 Pinus rigida, 277, 281. 

 Pitymys, 205, 206. 

 Piatanus, 277. 

 Platygonus, 259. 

 Potamotherium, 230. 

 Praotherium palatinwn, 209. 

 Primus, 281. 

 Pterostichus Isevigatus, 280. 



longipennis, 280 

 Putorius vittatus, 237. 



Quercus alba, 278, 281. 



macrocarpa, 278, 281. 

 palustris, 277, 281. 



Kana, 280. 



Jih iu ocleiuiiu/s, 1 95. 



Salix, 277. 



Saprinus ebeninus, 281. 

 Scalops, 280. 

 Scarabseidse, 281. 

 Schistodelta sulcata, 206. 

 Sciurus calycinus, 199, 279. 



budsonius 199. 



panolius, 199, 200. 

 Smilodou, 241, 246. 



fatalis, 240. 



floridanus, 240. 



gracilis, 240, 245-249, 

 273. 



gracilis, 240, 243. 



mercerii, 245, 247, 280. 



neogaeus, 240. 

 Sorex, 220. 

 Sphagnum, 277, 281. 

 Spilogale, 231. 



Strombus gigas, 63, 188, 359, 

 374, 392. 



pugilis, 359, 360. 

 Sycium, 201. 



cloacinum, 203, 279. 

 Syenite, 346. 



Tapirus, 253. 



americanus, 253. 



americanus fossilis, 253. 



haysii, 253,' 273, 280. 



roulinii, 253. 



terrestris, 253, 254. 

 Taxidea americana, 239, 280. 

 Teleopternus, 263. 



occidentalis, 264, 280. 

 Terrapene clausa, 1 96. 

 Terrapenida?, 196. 

 Testudo, 195. 



Tetrabelodon productus, 252. 

 Tetramerodon, 205. 



TOXASPIS ANGUILLULATUS, 196, 



280. 



ornata, 196. 

 Tremarctos ornatus, 221-226. 



Uncia, 241, 243, 246-249. 



inexpectata, 240, 243- 

 249, 280. 



mercerii, 245. 



pardus, 243. 



atrox, 249. 

 Unio crassidens, 310. 



cuviei-ianus, 19. 



dolabriformis, 123. 



heros, 323. 



roanokensis, 123. 



shepardianus, 22, 64, 123. 

 Ursus americanus, 226, 280, 410. 



arctos, 223, 224. 



bonoerensis, 221. 



brasiliensis, 221. 



floridanus, 379. 



liaplodon, 220, 221, 226, 

 273, 280. 



(Tremarctos) haplodon, 

 221. 



horribilis, 221. 



maritimus, 223, 224. 



ornatus, 221. 



pristinus, 221, 226. 



simus 221, 226. 



Vermicularia, nigricans, 379. 

 Vespertilio, 280. 

 Vulpes, 247. 396. 



alopex, 228. 



cinereoargentatus, 228, 

 280. 



LATIDENTATUS, 228, 280. 



latidentatus, 280. 

 marcrotis, 395, 418. 

 velox, 395-401, 407. 



Zamenis acuminatus, 197, 280. 



constrictor, 197, 198. 



testaceus,, 197, 198. 

 Zapus hudsonius, 200, 279. 



