A needle in a haystack: Integrative taxonomy reveals the existence of a new small species of fossorial frog (Anura, Microhylidae, Synapturanus) from the vast lower Putumayo basin, Peru

We describe a new species of microhylid frog of the genus Synapturanus from the lower Putumayo basin in Loreto, Perú. Specimens inhabited the soils of stunted pole forests growing on peat. The new species is distinguished from other species of Synapturanus through morphology, genetics, and acoustic...

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Main Authors: Germán Chávez, Michelle E. Thompson, David A. Sánchez, Juan Carlos Chávez-Arribasplata, Alessandro Catenazzi
Format: Article
Language:English
Published: Pensoft Publishers 2022-02-01
Series:Evolutionary Systematics
Online Access:https://evolsyst.pensoft.net/article/80281/download/pdf/
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author Germán Chávez
Michelle E. Thompson
David A. Sánchez
Juan Carlos Chávez-Arribasplata
Alessandro Catenazzi
author_facet Germán Chávez
Michelle E. Thompson
David A. Sánchez
Juan Carlos Chávez-Arribasplata
Alessandro Catenazzi
author_sort Germán Chávez
collection DOAJ
description We describe a new species of microhylid frog of the genus Synapturanus from the lower Putumayo basin in Loreto, Perú. Specimens inhabited the soils of stunted pole forests growing on peat. The new species is distinguished from other species of Synapturanus through morphology, genetics, and acoustic characteristics. This species differs from most nominal congeners by having a head flat in lateral view (vs convex in the rest of species), a characteristic only shared by S. rabus and S. salseri. The new species can be distinguished from S. rabus and S. salseri by a combination of morphological characters and by having an advertisement call with a note length of 0.05–0.06 seconds (vs 0.03 seconds in S. rabus) and a dominant frequency ranging from 1.73 to 1.81 kHz (vs 1.10–1.47 kHz in S. salseri). Principal component analyses of 12 morphological characters and three acoustic variables further support differences between the new species and its described and undescribed congeners.
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spelling doaj.art-ed19a5d71f54491cac8dfc60171ad3822022-12-22T01:57:15ZengPensoft PublishersEvolutionary Systematics2535-07302022-02-016192010.3897/evolsyst.6.8028180281A needle in a haystack: Integrative taxonomy reveals the existence of a new small species of fossorial frog (Anura, Microhylidae, Synapturanus) from the vast lower Putumayo basin, PeruGermán Chávez0Michelle E. Thompson1David A. Sánchez2Juan Carlos Chávez-Arribasplata3Alessandro Catenazzi4Division de Herpetología – CORBIDIKeller Science Action Center, Science & EducationInstituto Amazónico de Investigaciones Científicas SINCHIInstituto Peruano de Herpetología (IPH)Instituto Peruano de Herpetología (IPH)We describe a new species of microhylid frog of the genus Synapturanus from the lower Putumayo basin in Loreto, Perú. Specimens inhabited the soils of stunted pole forests growing on peat. The new species is distinguished from other species of Synapturanus through morphology, genetics, and acoustic characteristics. This species differs from most nominal congeners by having a head flat in lateral view (vs convex in the rest of species), a characteristic only shared by S. rabus and S. salseri. The new species can be distinguished from S. rabus and S. salseri by a combination of morphological characters and by having an advertisement call with a note length of 0.05–0.06 seconds (vs 0.03 seconds in S. rabus) and a dominant frequency ranging from 1.73 to 1.81 kHz (vs 1.10–1.47 kHz in S. salseri). Principal component analyses of 12 morphological characters and three acoustic variables further support differences between the new species and its described and undescribed congeners.https://evolsyst.pensoft.net/article/80281/download/pdf/
spellingShingle Germán Chávez
Michelle E. Thompson
David A. Sánchez
Juan Carlos Chávez-Arribasplata
Alessandro Catenazzi
A needle in a haystack: Integrative taxonomy reveals the existence of a new small species of fossorial frog (Anura, Microhylidae, Synapturanus) from the vast lower Putumayo basin, Peru
Evolutionary Systematics
title A needle in a haystack: Integrative taxonomy reveals the existence of a new small species of fossorial frog (Anura, Microhylidae, Synapturanus) from the vast lower Putumayo basin, Peru
title_full A needle in a haystack: Integrative taxonomy reveals the existence of a new small species of fossorial frog (Anura, Microhylidae, Synapturanus) from the vast lower Putumayo basin, Peru
title_fullStr A needle in a haystack: Integrative taxonomy reveals the existence of a new small species of fossorial frog (Anura, Microhylidae, Synapturanus) from the vast lower Putumayo basin, Peru
title_full_unstemmed A needle in a haystack: Integrative taxonomy reveals the existence of a new small species of fossorial frog (Anura, Microhylidae, Synapturanus) from the vast lower Putumayo basin, Peru
title_short A needle in a haystack: Integrative taxonomy reveals the existence of a new small species of fossorial frog (Anura, Microhylidae, Synapturanus) from the vast lower Putumayo basin, Peru
title_sort a needle in a haystack integrative taxonomy reveals the existence of a new small species of fossorial frog anura microhylidae synapturanus from the vast lower putumayo basin peru
url https://evolsyst.pensoft.net/article/80281/download/pdf/
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