Synthliboramphus antiquus
- 61.1 × 38.6 mm
Breeds in Canada, United States
Buffy to olive brown, with brown speckles and blotches.
Sources of information
- Size
- Average of 51 eggs: Bent, Life Histories of North American Diving Birds (U.S. National Museum Bulletin 107, 1919), p. 136.
- Description
- Cornell Lab of Ornithology, All About Birds: Ancient Murrelet, Life History.
Drawing checked against a photo: Bird Eggs of Canada photo (Royal Alberta Museum). - 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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