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Illustration of a Black-cheeked Warbler (Basileuterus melanogenys) egg, 19 × 15 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Basileuterus melanogenys

  • 19 × 15 mm
Breeds in Costa Rica, Panama

White with small foxy-red to cinnamon spots, mostly at the upper end, and faint grey under-spots.

Sources of information

Size
Average of 2 eggs: Schönwetter, M. 1960–1992. Handbuch der Oologie (ed. W. Meise), Lieferung 29–36. Akademie-Verlag, Berlin., p. 349.
Description
Schönwetter, M. 1960–1992. Handbuch der Oologie (ed. W. Meise), Lieferung 29–36. Akademie-Verlag, Berlin., pdf p. 303.
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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