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Eggs

Illustration of a Southern Beardless Tyrannulet (Camptostoma obsoletum) egg, 16.2 × 13.25 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Camptostoma obsoletum

  • 16.2 × 13.25 mm
  • Clutch: 2 eggs
Breeds in Costa Rica, Panama, Argentina, Bolivia, Brazil, Paraguay, Uruguay

Creamy white with a few lilac and reddish-brown spots, especially at the larger end; some eggs unmarked.

Sources of information

Size
Average of 2 eggs: Hellebrekers, W. P. J. 1942. Revision of the Penard oölogical collection from Surinam. Zoologische Mededelingen 24: 240–275., pp. 258–259.
Description
Wetmore 1972, The Birds of the Republic of Panamá, Part 3 (Smithsonian Misc. Coll. 150); supporting: Hellebrekers 1942, Revision of the Penard oölogical collection from Surinam (Zool. Meded. 24).
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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