Pigeons, classification of, i. 96
remarkable development of, in the Australian region, i. 395
crested, of Australia, figure of, i. 441
ii. [331]
abundant in islands, ii. [335]
Pigs, power of swimming, i. 13
Pikas, ii. [242]
Pike, ii. [449]
Pikermi, Miocene fauna of, i. 115
Pilchard, ii. [454]