‡ (Columbidae; Ϯ Passenger Pigeon E. migratorius) Gr. εκτοπιστης ektopistēs  wanderer, migrant  < εκτοπιζω ektopizō  to migrate, to go abroad; "ECTOPISTES  ...  Bill slender, notched. Wings rather elongated, pointed, the first and third quill equal, the second longest.  Tail rounded, or cuneated.  Feet short, naked, anterior scales of the tarsi imbricate; lateral scales very small, reticulate.   Types. Col. speciosa? Temm.  2. Col. migratoria. Linn.  Inhabits America." (Swainson 1827); "Ectopistes Swainson, Zool. Journ., 3, 1827, p. 362. Type, by subsequent designation, Columba migratoria Linné  (Swainson, Classif. Bds., 2, 1837, p. 348.)" (Peters 1937, III, 82). The countless migrant flocks of the Passenger Pigeon were harried by hunters to a level where no viable breeding populations of this colonial nester could exist, and the slide towards extinction became inevitable.
Var. EstopistesExtopistes.
Synon. Trygon.

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2019). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2019). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 23 January 2019).