''Cecropis'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of large

swallow The swallows, martins, and saw-wings, or Hirundinidae, are a family of passerine songbirds found around the world on all continents, including occasionally in Antarctica. Highly adapted to aerial feeding, they have a distinctive appearance. The ...

s found in

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

and tropical

Asia Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an area ...

. The red-rumped swallow's range also extends into southern

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...

, and (in small numbers) into Australia. This genus is frequently subsumed into the larger genus ''

Hirundo The bird genus ''Hirundo'' is a group of passerines in the family Hirundinidae (swallows and martins). The genus name is Latin for a swallow. These are the typical swallows, including the widespread barn swallow. Many of this group have blue back ...

''. The swallow family consists of 74 bird species which typically hunt insects in flight. The two

river martin The river martins form a distinctive subfamily Pseudochelidoninae within the swallow and martin bird family Hirundinidae. The two species are the African river martin ''Pseudochelidon eurystomina'', found in the Congo and Gabon, and the white-e ...

s have long been recognised as very distinctive, and are placed in a separate subfamily, Pseudochelidoninae, leaving all other swallows and martins in the Hirundininae. DNA studies suggest that there are three major groupings within the Hirundininae subfamily, broadly correlating with the type of nest built. The groups are the "core martins" including burrowing species like the

sand martin The sand martin (''Riparia riparia''), also known as the bank swallow (in the Americas), collared sand martin, or common sand martin, is a migratory passerine bird in the swallow family. It has a wide range in summer, embracing practically the w ...

, the "nest-adopters", with birds like the

tree swallow The tree swallow (''Tachycineta bicolor'') is a migratory bird of the family Hirundinidae. Found in the Americas, the tree swallow was first described in 1807 by French ornithologist Louis Vieillot as ''Hirundo bicolor''. It has since been mov ...

which use natural cavities, and the "mud nest builders". The ''Cecropsis'' species construct a closed mud nest and therefore belong to the latter group. It is believed that the evolutionary sequence is from species that make open cup nests (''

'' and ''

Ptyonoprogne The crag martins are four species of small passerine birds in the genus ''Ptyonoprogne'' of the swallow family. They are the Eurasian crag martin (''P. rupestris''), the pale crag martin (''P. obsoleta''), the rock martin (''P. ...

''), through ''

Delichon ''Delichon'' is a small genus of passerine birds that belongs to the swallow family and contains four species called house martins. These are chunky, bull-headed and short-tailed birds, blackish-blue above with a contrasting white rump, and w ...

'' house martins with closed nests, to ''Cecropis'' and ''

Petrochelidon ''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". The genus includes all of the five species of birds commonly ...

'', which have retort-like closed nests with an entrance tunnel. The genus ''Cecropis'' was introduced by the German zoologist

Friedrich Boie Friedrich Boie (4 June 1789 – 3 March 1870) was a German entomologist, herpetologist, ornithologist, and lawyer.Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). ''The Eponym Dictionary of Reptiles''. Baltimore: Johns Hopkins University ...

in 1826. The

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen ...

was subsequently designated as the

greater striped swallow The greater striped swallow (''Cecropis cucullata'') is a large swallow that is native to Africa south of the equator. Taxonomy The greater striped swallow was described by the French polymath Georges-Louis Leclerc, Comte de Buffon in 1780 in h ...

(''Cecropis cucullata'') by the Italian zoologist

Tommaso Salvadori Count Adelardo Tommaso Salvadori Paleotti (30 September 1835 – 9 October 1923) was an Italian zoologist and ornithologist. Biography Salvadori was born in Porto San Giorgio, son of Count Luigi Salvadori and Ethelyn Welby, who was English. His ...

in 1881. The name of the genus is from the

Ancient Greek Ancient Greek includes the forms of the Greek language used in ancient Greece and the ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Dark Ages (), the Archaic peri ...

''Kekropis'' "Athenian woman".

Species

The nine species in the genus are:

References

Bird genera {{Hirundinidae-stub