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Illustration of a Rusty-margined Flycatcher (Myiozetetes cayanensis) egg, 22.53 × 16.05 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Myiozetetes cayanensis

  • 22.53 × 16.05 mm
  • Clutch: 1–3 eggs
Breeds in Central America (2 countries) and South America (10 countries)
show all 12Central America: Costa Rica, Panama
South America: Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Paraguay, Peru, Suriname, Venezuela

White to creamy white with a wreath of reddish- to purplish-brown spots at the larger end, a scattering elsewhere and a few grey-purple undermarks; some nearly unmarked.

Sources of information

Size
Average of 50 eggs: Hellebrekers, W. P. J. 1942. Revision of the Penard oölogical collection from Surinam. Zoologische Mededelingen 24: 240–275., p. 260.
Description
Skutch 1960 (Pacific Coast Avifauna 34).
Agrees with: Hellebrekers 1942 (Zool. Meded. 24); Wetmore 1972 (Birds of Panama pt 3).
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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