An integrative re-evaluation of Typhlatya shrimp within the karst aquifer of the Yucatán Peninsula, Mexico
Abstract The Yucatán Peninsula, Mexico is a carbonate platform well-known for extensive karst networks of densely stratified aquifer ecosystems. This aquifer supports diverse anchialine fauna, including species of the globally distributed anchialine shrimp genus Typhlatya (Atyidae). Four species (T....
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Nature Portfolio
2022-03-01
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Series: | Scientific Reports |
Online Access: | https://doi.org/10.1038/s41598-022-08779-9 |
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author | Lauren Ballou David Brankovits Efraín M. Chávez-Solís José M. Chávez Díaz Brett C. Gonzalez Shari Rohret Alexa Salinas Arielle Liu Nuno Simões Fernando Álvarez Maria Pia Miglietta Thomas M. Iliffe Elizabeth Borda |
author_facet | Lauren Ballou David Brankovits Efraín M. Chávez-Solís José M. Chávez Díaz Brett C. Gonzalez Shari Rohret Alexa Salinas Arielle Liu Nuno Simões Fernando Álvarez Maria Pia Miglietta Thomas M. Iliffe Elizabeth Borda |
author_sort | Lauren Ballou |
collection | DOAJ |
description | Abstract The Yucatán Peninsula, Mexico is a carbonate platform well-known for extensive karst networks of densely stratified aquifer ecosystems. This aquifer supports diverse anchialine fauna, including species of the globally distributed anchialine shrimp genus Typhlatya (Atyidae). Four species (T. campecheae, T. pearsei, T. dzilamensis and T. mitchelli) are endemic to the Peninsula, of which three are federally listed in Mexico. This first integrative evaluation (i.e., molecular, morphological, broad geographic and type locality sampling, and environmental data) of Yucatán Typhlatya reveals considerable species identity conflict in prior phylogenetic assessments, broad species ranges, syntopy within cave systems and five genetic lineages (of which two are new to science). Despite sampling from the type locality of endangered T. campecheae, specimens (and molecular data) were indistinguishable from vulnerable T. pearsei. Ancestral/divergence reconstructions support convergent evolution of a low-salinity ancestor for a post-Paleogene arc Yucatán + Cuba Typhlatya clade within the anchialine Atyidae clade. A secondary adaptation for the coastal-restricted euryhaline (2–37 psu), Typhlatya dzilamensis (unknown conservation status) was identified, while remaining species lineages were low-salinity (< 5 psu) adapted and found within the meteoric lens of inland and coastal caves. This study demonstrates the need for integrative/interdisciplinary approaches when conducting biodiversity assessments in complex and poorly studied aquifers. |
first_indexed | 2024-04-13T01:10:20Z |
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language | English |
last_indexed | 2024-04-13T01:10:20Z |
publishDate | 2022-03-01 |
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spelling | doaj.art-c6d517158e4940369581c204ac685b312022-12-22T03:09:12ZengNature PortfolioScientific Reports2045-23222022-03-0112111710.1038/s41598-022-08779-9An integrative re-evaluation of Typhlatya shrimp within the karst aquifer of the Yucatán Peninsula, MexicoLauren Ballou0David Brankovits1Efraín M. Chávez-Solís2José M. Chávez Díaz3Brett C. Gonzalez4Shari Rohret5Alexa Salinas6Arielle Liu7Nuno Simões8Fernando Álvarez9Maria Pia Miglietta10Thomas M. Iliffe11Elizabeth Borda12Department of Marine Biology, Texas A&M University at GalvestonMolecular Ecology Group, Water Research Institute, National Research Council of Italy (IRSA CNR)Posgrado en Ciencias Biológicas, Unidad de PosgradoColección Nacional de Crustáceos, Instituto de Biología, Universidad Nacional Autónoma de MéxicoDepartment of Invertebrate Zoology, Smithsonian Institution, National Museum of Natural HistoryDepartment of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of TechnologyDepartment of Biological Sciences, University of Notre DameSchool of Anthropology, University of ArizonaUnidad Multidisciplinaria de Docencia e Investigación, Facultad de Ciencias, Universidad Nacional Autónoma de MéxicoColección Nacional de Crustáceos, Instituto de Biología, Universidad Nacional Autónoma de MéxicoDepartment of Marine Biology, Texas A&M University at GalvestonDepartment of Marine Biology, Texas A&M University at GalvestonDepartment of Life Sciences, Texas A&M University San AntonioAbstract The Yucatán Peninsula, Mexico is a carbonate platform well-known for extensive karst networks of densely stratified aquifer ecosystems. This aquifer supports diverse anchialine fauna, including species of the globally distributed anchialine shrimp genus Typhlatya (Atyidae). Four species (T. campecheae, T. pearsei, T. dzilamensis and T. mitchelli) are endemic to the Peninsula, of which three are federally listed in Mexico. This first integrative evaluation (i.e., molecular, morphological, broad geographic and type locality sampling, and environmental data) of Yucatán Typhlatya reveals considerable species identity conflict in prior phylogenetic assessments, broad species ranges, syntopy within cave systems and five genetic lineages (of which two are new to science). Despite sampling from the type locality of endangered T. campecheae, specimens (and molecular data) were indistinguishable from vulnerable T. pearsei. Ancestral/divergence reconstructions support convergent evolution of a low-salinity ancestor for a post-Paleogene arc Yucatán + Cuba Typhlatya clade within the anchialine Atyidae clade. A secondary adaptation for the coastal-restricted euryhaline (2–37 psu), Typhlatya dzilamensis (unknown conservation status) was identified, while remaining species lineages were low-salinity (< 5 psu) adapted and found within the meteoric lens of inland and coastal caves. This study demonstrates the need for integrative/interdisciplinary approaches when conducting biodiversity assessments in complex and poorly studied aquifers.https://doi.org/10.1038/s41598-022-08779-9 |
spellingShingle | Lauren Ballou David Brankovits Efraín M. Chávez-Solís José M. Chávez Díaz Brett C. Gonzalez Shari Rohret Alexa Salinas Arielle Liu Nuno Simões Fernando Álvarez Maria Pia Miglietta Thomas M. Iliffe Elizabeth Borda An integrative re-evaluation of Typhlatya shrimp within the karst aquifer of the Yucatán Peninsula, Mexico Scientific Reports |
title | An integrative re-evaluation of Typhlatya shrimp within the karst aquifer of the Yucatán Peninsula, Mexico |
title_full | An integrative re-evaluation of Typhlatya shrimp within the karst aquifer of the Yucatán Peninsula, Mexico |
title_fullStr | An integrative re-evaluation of Typhlatya shrimp within the karst aquifer of the Yucatán Peninsula, Mexico |
title_full_unstemmed | An integrative re-evaluation of Typhlatya shrimp within the karst aquifer of the Yucatán Peninsula, Mexico |
title_short | An integrative re-evaluation of Typhlatya shrimp within the karst aquifer of the Yucatán Peninsula, Mexico |
title_sort | integrative re evaluation of typhlatya shrimp within the karst aquifer of the yucatan peninsula mexico |
url | https://doi.org/10.1038/s41598-022-08779-9 |
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