Columba livia. -the parent of domestic breeds of pigeons. -measurements of. -figured. -skull figured. -lower jaw figured. -scapula figured.
Columba luctuosa.
Columba migratoria and leucocephala, diminished fertility of, in captivity.
Columba oenas. -crossed with common pigeon and C. gymnophthalmos.
Columba palumbus.
Columba rupestris.
Columba schimperi.
Columba torquatrix.
Columba turricola.
COLUMBIA, cattle of