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Data · collection · 2024

Wing Measurements For Differentiating Three Cryptic Species Of Myotis (Mammalia: Chiroptera) That Co-Occur In The Southeastern United States

Listed in GBIF

This dataset contains the digitized treatments in Plazi based on the original journal article Belinne, Hannah G., Vrla, Sarah C., Czap, Jayme E., Stevens, Richard D. (2024): Wing Measurements For Differentiating Three Cryptic Species Of Myotis (Mammalia: Chiroptera) That Co-Occur In The Southeastern United States.

Description

Occasional Papers of the Museum 388: 1-12, DOI: 10.5281/zenodo.20186782 ABSTRACT Identification of cryptic species often relies on invasive techniques such as comparison of cranial morphology or generation of DNA sequences.

MYotIs lucIfugus and M. sePtentrIonalIs recently have been reported to occur near the Texas border in Oklahoma and Louisiana, respectively, and due to similarity of appearance, both species easily could be mistaken for M. austrorIParIus, a common inhabitant of East Texas. All three species co-occur across much of the southeastern United States. MYotIs sePtentrIonalIs recently was listed under the Endangered Species Act as Endangered, and M. lucIfugus has seen drastic reductions in abundance due to white-nose syndrome.

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Therefore, special care is needed when capturing any of these species due to the cryptic nature of their external morphology and the potential for misidentification in the field. The objective of this study was to determine if wing measurements obtained in the field could be used to differentiate among these three species. Measurements of 13 wing elements from 45 museum specimens were compared using univariate and multivariate statistics.

Significant multivariate differences among species were detected, indicating that some wing characteristics may be effective for differentiation. These wing characteristics were compiled into a dichotomous key that researchers can use to easily identify species in the field. Using this technique, non-target species can be released quickly without harm, whereas individuals of species of interest can be confidently collected for scientific research.

Key words: cryptic species, MYotIs austrorIParIus, MYotIs lucIfugus, MYotIs sePtentrIonalIs, species identification, wing measurements, wing morphology

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Life Sciences
Provenance · 1 source records, 8 field assertions
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FieldAssertionExtractorEvidence
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licensesource · gbifconnector:gbif@1.0.0
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