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Illustration of a White-browed Conebill (Conirostrum ferrugineiventre) egg, 17.3 × 12.4 mm
Illustration © 2026 Lincoln Savi, Savi Made. Free to use with credit.

Conirostrum ferrugineiventre

  • 17.3 × 12.4 mm
Breeds in Bolivia, Peru

Pale blue or greenish white, sparsely dotted all over with small sharp black dots and tiny rod-like specks and scrawls, sometimes merging into light sepia and dark slate spots in a wreath round one end; little gloss.

Sources of information

Size
Average of 4 eggs: Schönwetter, M. 1960–1992. Handbuch der Oologie (ed. W. Meise), Lieferung 29–36. Akademie-Verlag, Berlin., p. 351.
Description
Schönwetter, M. 1960–1992. Handbuch der Oologie (ed. W. Meise), Lieferung 29–36. Akademie-Verlag, Berlin., pdf p. 304.
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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