- in beak form and function. They are
often classified as the
subfamily Geospizinae or
tribe Geospizini. They
belong to the
tanager family and are not closely...
- JSTOR 1931600. S2CID 45585254. Lack, D.L. (1945). "The
Galapagos finches (
Geospizinae); a
study in variation".
Occasional Papers of the
California Academy...
- Sulloway, F J (1982). "The
Beagle collections of Darwin's
finches (
Geospizinae)" (PDF).
Bulletin of the
British Museum Zoology Series. 43 (2): 49–94...
- (September 30, 1982). "The
Beagle collections of Darwin's
finches (
Geospizinae)".
Bulletin of the
British Museum (Natural History), Zoology. 43 (2):...
- occidentalis)
Western cattle egret (Bubulcus ibis) Darwin's
finches (
Geospizinae or Geospizini)
Flightless cormorant (Nannopterum harrisi) Galápagos dove...
- 1939,
after the
outbreak of war. Lack
published The
Galapagos Finches (
Geospizinae), A
Study in
Variation in
which he
examined variations within species...
- Sulloway, F. J. (1982). "The
Beagle collections of Darwin's
finches (
Geospizinae)" (PDF).
Bulletin of the
British Museum (Natural History),
Zoology Series...
- Sulloway,
Frank J. (1982), "The
Beagle collections of Darwin's
finches (
Geospizinae)",
Bulletin of the
British Museum (Natural History),
Historical Series...
