. Birds of the Chukchi Peninsula and Wrangel Island = (Ptitsy Chukotskogo poluostrova i ostrova Vrangelya). Birds; Birds. Fig. 19. Female Horned Lark Chionophilos alpestris (L.) in her nest. Amguema River by Kilometer 91. July 2, 1956. Fig. 20. Nest with clutch of Horned Lark Chionophilos alpestris (L.). Knoll near the Amguema by Kilometer 91. June 28, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Portenko, L. A. (

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. Birds of the Chukchi Peninsula and Wrangel Island = (Ptitsy Chukotskogo poluostrova i ostrova Vrangelya). Birds; Birds. Fig. 19. Female Horned Lark Chionophilos alpestris (L.) in her nest. Amguema River by Kilometer 91. July 2, 1956. Fig. 20. Nest with clutch of Horned Lark Chionophilos alpestris (L.). Knoll near the Amguema by Kilometer 91. June 28, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Portenko, L. A. (Leonid Aleksandrovich), 1896-1972. New Delhi : Published for the Smithsonian Institution and the National Science Foundation, Washington, D. C. , by Amerind Pub. Co.

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Keywords: ., bo, bookcentury1900, bookcollectionbiodiversity, booksubjectbirds