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Molecular resources for investigating relationships among freshwater mussels (Bivalvia: Unionoida) with a focus on the genus Alasmidonta

Dates

Publication Date
Time Period
2022-04-01

Citation

Johnson, N.A., Whelan, N.V., Williams, A.S., and Beaver, C.E., 2022, Molecular resources for investigating relationships among freshwater mussels (Bivalvia: Unionoida) with a focus on the genus Alasmidonta: U.S. Geological Survey data release, https://doi.org/10.5066/P9P47PUC.

Summary

Longstanding taxonomic uncertainties have limited conservation efforts for species currently assigned to the freshwater mussel genus Alasmidonta. Here, we present mitochondrial and nuclear DNA sequence data needed to assess the genus- and species-level taxonomy of Alasmidonta. These molecular data allowed us to test whether cryptic diversity exists within Alasmidonta and whether A. triangulata and A. arcula are distinct species. Details associated with specimens and DNA sequence data are provided here to provide a foundation for future research on Alasmidonta and give conservation agencies greater confidence in the findings of our work.

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Attached Files

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Alasmidonta_ANT_data_release.phy 57.57 KB text/plain
Alasmidonta_ITS_data_release.phy 58.86 KB text/plain
COI_Alasmidonta_data_release.phy 55.01 KB text/plain
ND1_Alasmidonta_data_release.phy 67.19 KB text/plain
Alasmidonta_Table_1.csv 10.77 KB text/csv

Purpose

Given the importance of species taxonomy to conservation actions, we aimed to assess whether cryptic diversity exists within Alasmidonta and whether A. triangulata and A. arcula are distinct species. Answering these questions is essential to future management as protection cannot be afforded to species that are not known to exist and because pending listing decisions under the U.S Endangered Species Act will be influenced by whether a species like A. triangulata is more widespread than currently recognized.

Additional Information

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DOI https://www.sciencebase.gov/vocab/category/item/identifier doi:10.5066/P9P47PUC

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