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Illustration of a Blue-grey Tanager (Thraupis episcopus) egg, 22.9 × 16 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Thraupis episcopus

  • 22.9 × 16 mm
  • Clutch: 1–2 eggs
Breeds in Mexico, Central America (7 countries), Trinidad and Tobago and South America (9 countries)
show all 18Mexico: Mexico
Central America: Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama
The Caribbean: Trinidad and Tobago
South America: Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, Venezuela

Greyish white, very thickly marked with brown, densest towards the larger end.

Sources of information

Size
Average of 16 eggs: Skutch, A. F. 1945. Incubation and nestling periods of Central American birds. Auk 62: 8-37., p. 26.
Agrees with: Hallinan, T. 1924. Notes on some Panama Canal Zone birds with special reference to their food. Auk 41: 304-326..
Description
Hallinan, T. 1924. Notes on some Panama Canal Zone birds with special reference to their food. Auk 41: 304-326.
Agrees with: Wetmore, A., R. F. Pasquier & S. L. Olson. 1984. The birds of the Republic of Panamá. Part 4. Smithsonian Miscellaneous Collections 150(4)., p. 437 (inferred from scan position).
Shape
Drawn from the length and width, with the taper estimated from the typical eggs of its group (how these eggs are drawn).

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