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Observations on the purposes of the embryonic sheaths of Endoceras, and their bearing on the origin of the siphon in the Orthocerata. Bulletin of the AMNH ; v. 1, article 3
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Title

Observations on the purposes of the embryonic sheaths of Endoceras, and their bearing on the origin of the siphon in the Orthocerata. Bulletin of the AMNH ; v. 1, article 3

By

Whitfield, R. P. (Robert Parr), 1828-1910

Type

Book

Publication info

1881

Language

English

 

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