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On the eared seals (Otariadae), with detailed descriptions of the North Pacific species
Vol 2, Page 1, Date 1870
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On the habits of the northern fur seal (Callorhinus ursinus Gray) with a description of the Pribyloff group of islands
Vol 2, Page 89, Date 1870
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Preliminary report on the Crustacea dredged in the Gulf Stream in the Straits of Florida, by L.F. de Pourtales, Assist. U.S. Coast Survey
Vol 2, Page 109, Date 1871
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On the mammals and winter birds of east Florida, with an examination of certain assumed specific characters in birds, and a sketch of the bird faunae of eastern North America.
Vol 2, Iss 3, Page 161, Date 1871
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Directions for dredging.
Vol 2, Iss 4, Page 451, Date 1871
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Appendix to the preliminary report (Bulletin no. 9, vol. I) on the echini collected by L.F. de Pourtales.
Vol 2, Iss 5, Page 455, Date 1871