466 



LIFE OF THE PLEISTOCENE 



Peorian interval. 



Canada, 357. 



Illinois, 345, 351. 



Indiana, 354. 



Iowa, 347-349. 



Kansas, 356. 



Minnesota, 349-351. 



Wisconsin, 351. 

 Peorian loess, 309, 346. 

 Perkins, 177. 



Peromyscus leucopus, 208, 214, 396. 

 Petawawa Valley, 116. 

 Phanaeus antiquus, 208, 212, 390. 

 Phinney, 131, 301. 

 Philanthus claudus, 331, 340, 392. 

 Phryganea ejecta, 179, 190, 393. 

 Physa, 2, 6, 121, 122, 127, 136, 142, 143, 181, 



262, 274, 300. 

 Physa ancillaria, 81, 119, 132, 135, 138, 141, 



144, 145, 147, 157, 159, 162, 168, 188, 311, 



330, 338, 386. 

 Physa aplectoides, 144, 148, 386. 

 Physa crandalli, 267. 



Physa elliptica, 17, 136, 138, 139, 188, 386. 

 Physa gyrina, 38, 39, 46, 47, 56, 72, 73, 87, 



89, 92, 94, 99, 103, 124, 128, 133, 136, 140, 



144, 145, 172, 188, 227, 236, 242, 252, 



266, 267, 281, 386. 

 Physa gyrina hildrethiana, 137-139, 188, 386. 

 Physa heterostropha, 99, 135, 138, 141, 144, 



145, 147, 149, 150, 155, 156, 160, 161, 162, 



163, 172, 188, 236, 237, 266, 267, 295, 



324, 330, 338, 350, 358, 386. 



Physa integra, 26, 27, 33, 35, 55, 56, 58, 

 87-92, 94, 99, 103, 135, 139, 144, 145, 172, 

 188, 225, 237, 242, 386. 



Physa niagarensis, 136, 140, 141, 188, 386. 



Physa plicata, 266, 267. 



Physa sayii, 128, 145, 188, 237, 242, 386. 



Physa walkeri, 54, 58, 81, 88, 99, 121, 140, 

 188, 386. 



Physa warreniana, 11, 12, 23, 24, 25, 26, 29, 

 30, 33, 35, 39, 54, 56, 58, 59, 64, 72, 73, 

 85, 87-91, 95, 99, 102, 121, 188, 386. 



Picea, 6, 7, 228, 241, 280, 329, 378. 



Picea alba, 251, 292. 



Picea canadensis, 19, 41, 44, 53, 71, 72, 87, 

 101, 147, 152, 184, 194, 251, 280, 292, 



325, 332, 336, 378. 



Picea evanstoni, 5, 10, 64, 101. 



Picea mariana, 5, 19, 26, 29, 41, 87, 184, 194, 



241, 325, 329, 334, 336, 378. 

 Picea nigra, 184, 325, 329, 334, 357. 

 Picea sitchensis, 5, 6, 7, 72. 

 Piers, 182. 



Pilsbry, 203-205, 308, 370. . 

 Pinus, 204, 210, 241, 280, 378. 

 Pinus nigra, 180. 

 Pinus rigida, 184, 207, 210, 378. 

 Pinus strobus, 325, 329, 336, 378. 

 Pinus taeda, 169, 184, 378. 

 Pipestone Creek, Mich., 141. 

 Pisidium, 2, 17, 29, 42, 122, 149, 150, 236, 



252, 289, 296. 

 Pisidium abditum, 30, 87, 97, 102, 123, 127, 



132, 134, 144, 145, 149, 156, 159, 162, 



172, 187, 210, 212, 225, 227, 237, 242, 278, 



281, 296, 338, 384. 

 Pisidium abyssorum, 97. 

 Pisidium adamsi, 155, 187, 330, 338, 384. 

 Pisidium affine, 24, 27, 29, 30, 32, 34, 39, 47, 



72, 82, 87, 91, 92, 97, 102, 127, 137, 138, 



140, 145, 156, 187, 384. 

 Pisidium compressum 23, 23, 26, 27, 30, 32- 



37, 39, 56, 58, 72, 82, 87-89, 91, 94, 97, 



102, 125, 132, 134, 135, 136, 137, 138, 140, 



141, 143, 145, 149, 155, 156, 168, 172, 187, 



225, 236, 237, 242, 261, 281, 296, 307, 



324, 330, 336, 384. 

 Pisidium compressum confertum, 55, 90, 97, 



187, 384. 

 Pisidium compressum illinoisense, 125, 187, 



384. 

 Pisidium compressum laevigatum, 25, 87, 97, 



102, 187, 384. 

 Pisidium compressum rostrata, 97. 

 Pisidium contortum, 127, 133, 135, 136, 155, 



156, 162, 170, 187, 384. 

 Pisidium costatum, 127, 156, 187, 384. 

 Pisidium cruciatum, 97, 295, 338, 384. 

 Pisidium dubium, 4, 90, 157, 160. 

 Pisidium fallax, 58, 89, 97, 143, 145, 187, 



295, 336, 384. 

 Pisidium handwerki, 97. 

 Pisidium idahoense, 44, 72, 98, 102, 384. 

 Pisidium kirklandi, 24, 88, 98, 102, 162, 187, 



384. 

 Pisidium mainense, 55, 56, 89, 90, 98, 155, 



156, 162, 187, 384. 



