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December 26th, 1848; Description of Two New Genera and New Species of Recent Shells, &c; Descriptions of Owls, Presumed to Be Undescribed, Specimens of Which Are in the Collection of the Academy of Natural Sciences of Philadelphia; Description of a New Species of Salamander from Upper California; Contributions to American Ornithology
T. A. Conrad, John Cassin, Edward Hallowell and William GambelVolume:
4
Year:
1848-1849
Language:
english
Journal:
Proceedings of the Academy of Natural Sciences of Philadelphia
DOI:
10.2307/4058645
File:
PDF, 1.22 MB
english, 1848-1849