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Observations on the genus Unio : together with descriptions of new species in the families Unionidae, Colimacea and Melanina

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Description Philadelphia: I. Lea.[1840?]-
Author/s

author: Isaac Lea 

Publication date 1840
Language English
Country of origin
Wikipedia link
Access work

https://archive.org/details/observationsonge15leai

Copyright status

public domain in United States.

public domain in countries with 100 years pma or shorter.

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