Illustrations 413 Ordinary forms 413 Eccentric forms 420 Life forms 422 Upper Mississippi province 426 Gulf province 431 Résumé 434 ILLUSTRATIONS. Page. FIG. 361.--Scale of forms 376 362.--Forms of bowls 376 363.--Rim modification 377 364.--Bowl: Arkansas 378 365.--Bowl: Arkansas 378 366.--Cup: Arkansas 379 367.--Bowl: Arkansas 379 368.--Bowl: Arkansas 380 369.--Cup: Arkansas 380 370.--Cup: Arkansas 380 371.--Rectangular bowl: Arkansas 381 372.--Burial casket: Tennessee 381 373.--Trough-shaped vessel: Arkansas 382 374.--Clay vessels imitating shell 384 375.--Bowl imitating a conch shell 384 376.--Frog-shaped bowl: Arkansas 385 377.--Frog-shaped bowl: Arkansas 385 378.--Animal-shaped bowl: Arkansas 385 379.--Bird-shaped bowl: Arkansas 386 380.--Bird-shaped bowl: Arkansas 386 381.--Bird-shaped bowl: Arkansas 387 382.--Bowl with grotesque heads: Arkansas 387 383.--Heads of birds 388 384.--Grotesque heads 388 385.--Bowl with grotesque head: Arkansas 389 386.--Bowl with grotesque head: Arkansas 389 387.--Bowl with grotesque handle: Arkansas 390 388.--Animal-shaped bowl: Arkansas 390 389.--Animal-shaped bowl: Arkansas 391 390.--Bowl with bat's head: Arkansas 392 391.--Bowl: Arkansas 392 392.--Forms of pots 393 393.--Handles 393 394.--Pot: Arkansas 394 395.--Pot: Arkansas 395 396.--Pot: Tennessee 395 397.--Pot: Arkansas 395 398.--Pot: Arkansas 395 399.--Pot: Alabama 396 400.--Pot: Arkansas 396 401.--Pot: Arkansas 396 402.--Pot: Arkansas 396 403.--Pot: Arkansas 397 404.--Pot: Tennessee 397