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Illustration of a Greater Thornbird (Phacellodomus ruber) egg, 24.4 × 17.5 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Phacellodomus ruber

  • 24.4 × 17.5 mm
Breeds in Argentina, Bolivia, Brazil, Paraguay, Uruguay

Plain white, little or no gloss.

Sources of information

Size
Average of 22 eggs: Schönwetter, M. 1960–1992. Handbuch der Oologie (ed. W. Meise), Lieferung 14. Akademie-Verlag, Berlin., p. 29.
Description
Oates & Reid 1903 (BM Egg Catalogue vol 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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