Phylogenetic position of the relict South American genus Idiopyrgus Pilsbry, 1911 (Gastropoda, Truncatelloidea), with the description of two new cave species

Idiopyrgus is a relict genus of freshwater snails from Brazil traditionally classified in the family Pomatiopsidae. Herein, we use molecular data from newly acquired specimens to test that classification through Bayesian inference phylogenetic analysis. We conclude that Idiopyrgus belongs in the Gon...

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Main Authors: Rodrigo B. Salvador, Fernanda S. Silva, Maria E. Bichuette
Format: Article
Language:English
Published: Pensoft Publishers 2022-09-01
Series:Zoosystematics and Evolution
Online Access:https://zse.pensoft.net/article/90797/download/pdf/
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author Rodrigo B. Salvador
Fernanda S. Silva
Maria E. Bichuette
author_facet Rodrigo B. Salvador
Fernanda S. Silva
Maria E. Bichuette
author_sort Rodrigo B. Salvador
collection DOAJ
description Idiopyrgus is a relict genus of freshwater snails from Brazil traditionally classified in the family Pomatiopsidae. Herein, we use molecular data from newly acquired specimens to test that classification through Bayesian inference phylogenetic analysis. We conclude that Idiopyrgus belongs in the Gondwanan family Tomichiidae, together with the African genus Tomichia and the Australian genus Coxiella. Furthermore, we reassess currently synonymized genus- and species-level names in Idiopyrgus. The genera Hydracme and Aquidauania are considered synonymous with Idiopyrgus. The species I. brasiliensis and I. pilsbryi are restored as accepted species; I. walkeri is considered a taxon inquirendum. Two new species from caves in Bahia state are described herein: Idiopyrgus adamanteus sp. nov. and Idiopyrgus minor sp. nov.
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spelling doaj.art-82fb54053c664d7cb5f6d31ad955d4ea2022-12-22T03:20:00ZengPensoft PublishersZoosystematics and Evolution1860-07432022-09-0198236537510.3897/zse.98.9079790797Phylogenetic position of the relict South American genus Idiopyrgus Pilsbry, 1911 (Gastropoda, Truncatelloidea), with the description of two new cave speciesRodrigo B. Salvador0Fernanda S. Silva1Maria E. Bichuette2Museum of New Zealand Te Papa TongarewaMuseu de Zoologia da Universidade de São PauloUniversidade Federal de São CarlosIdiopyrgus is a relict genus of freshwater snails from Brazil traditionally classified in the family Pomatiopsidae. Herein, we use molecular data from newly acquired specimens to test that classification through Bayesian inference phylogenetic analysis. We conclude that Idiopyrgus belongs in the Gondwanan family Tomichiidae, together with the African genus Tomichia and the Australian genus Coxiella. Furthermore, we reassess currently synonymized genus- and species-level names in Idiopyrgus. The genera Hydracme and Aquidauania are considered synonymous with Idiopyrgus. The species I. brasiliensis and I. pilsbryi are restored as accepted species; I. walkeri is considered a taxon inquirendum. Two new species from caves in Bahia state are described herein: Idiopyrgus adamanteus sp. nov. and Idiopyrgus minor sp. nov.https://zse.pensoft.net/article/90797/download/pdf/
spellingShingle Rodrigo B. Salvador
Fernanda S. Silva
Maria E. Bichuette
Phylogenetic position of the relict South American genus Idiopyrgus Pilsbry, 1911 (Gastropoda, Truncatelloidea), with the description of two new cave species
Zoosystematics and Evolution
title Phylogenetic position of the relict South American genus Idiopyrgus Pilsbry, 1911 (Gastropoda, Truncatelloidea), with the description of two new cave species
title_full Phylogenetic position of the relict South American genus Idiopyrgus Pilsbry, 1911 (Gastropoda, Truncatelloidea), with the description of two new cave species
title_fullStr Phylogenetic position of the relict South American genus Idiopyrgus Pilsbry, 1911 (Gastropoda, Truncatelloidea), with the description of two new cave species
title_full_unstemmed Phylogenetic position of the relict South American genus Idiopyrgus Pilsbry, 1911 (Gastropoda, Truncatelloidea), with the description of two new cave species
title_short Phylogenetic position of the relict South American genus Idiopyrgus Pilsbry, 1911 (Gastropoda, Truncatelloidea), with the description of two new cave species
title_sort phylogenetic position of the relict south american genus idiopyrgus pilsbry 1911 gastropoda truncatelloidea with the description of two new cave species
url https://zse.pensoft.net/article/90797/download/pdf/
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AT fernandassilva phylogeneticpositionoftherelictsouthamericangenusidiopyrguspilsbry1911gastropodatruncatelloideawiththedescriptionoftwonewcavespecies
AT mariaebichuette phylogeneticpositionoftherelictsouthamericangenusidiopyrguspilsbry1911gastropodatruncatelloideawiththedescriptionoftwonewcavespecies