Cause of extinction, [63]
Caves of Glamorganshire, [336]
Cebibæ, overlapping genera of, [29]
Celebes, physical features of, [451]
islands around, [452]
zoology of, [455]
derivation of mammals of, [457]
birds of, [458]
not a continental island, [461]
insect peculiarities of, [462]