Petrochelidon

Petrochelidon
	An American cliff swallow starting to build a mud nest under the eaves of a building in California
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Order:	Passeriformes
Family:	Hirundinidae
Genus:	Petrochelidon; Cabanis, 1850
Species
	10, See text

Petrochelidon is a genus of birds known as cliff-nesting swallows. The genus name Petrochelidon is from the Ancient Greek words petros, "rock", and khelidon, "swallow".^[1]

The genus includes all of the five species of birds commonly called cliff swallow, and contains the following species:

Species in taxonomic order

Common name	Scientific name	Distribution
American cliff swallow	Petrochelidon pyrrhonota	Canada and the United States of America, South American countries, such as Southern Brazil, Uruguay, and parts of Argentina.
Cave swallow	Petrochelidon fulva	south-eastern New Mexico, Texas, Florida, the Greater Antilles, portions of southern Mexico, and along the west coast of South America.
Chestnut-collared swallow	Petrochelidon rufocollaris	Ecuador and Peru.
Preuss's cliff swallow	Petrochelidon preussi	Benin, Burkina Faso, Cameroon, Central African Republic, Chad, Republic of the Congo, Ivory Coast, Equatorial Guinea, Ghana, Guinea, Guinea-Bissau, Mali, Niger, Nigeria, Sierra Leone, and Togo.
Red-throated cliff swallow	Petrochelidon rufigula	Angola, Republic of the Congo, DRC, Gabon, and Zambia.
Red Sea cliff swallow	Petrochelidon perdita	Sudan.
South African cliff swallow	Petrochelidon spilodera	Botswana, Republic of the Congo, Democratic Republic of the Congo, Gabon, Lesotho, Malawi, Namibia, South Africa, Zambia, and Zimbabwe.
Streak-throated swallow	Petrochelidon fluvicola	Afghanistan, Bangladesh, India, Nepal and Pakistan.
Fairy martin	Petrochelidon ariel	Australia, with some birds reaching New Guinea and Indonesia.
Tree martin	Petrochelidon nigricans	Australia, New Guinea, Indonesia east of the Wallace Line and the Solomon Islands.