Polyborinae, 23.
Polyborus tharus. See Carancho.
Porphyriops melanops, 20.
Pracellodomus sibilatrix, architecture, 244.
Pseudocolaptes, 250.
Puma, 14; habits of, 31-58; playful temper, 280; destructive habits, 299.
Pyrophorus, 169.
QUIRQUINCHO, 16.
BALLUS RYTHYRHYNCHTUS, 20.
Rattlesnake, hybernationof, 321.