Parsimony Analysis of Endemicity (PAE) in Iranian freshwater basins based on subterranean amphipods genus Niphargus (Crustacea, Malacostraca)

The order Amphipoda is one of the most diverse taxa that globally distributed in all environments and virtually habitats. The members of genus Niphargus represent an important part of the Western Palearctic subterranean amphipoda fauna. Accurate data on the occurrence and distribution of amphipods a...

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Main Author: Somayeh Esmaeili-Rineh
Format: Article
Language:English
Published: Ferdowsi University of Mashhad 2020-07-01
Series:Iranian Journal of Animal Biosystematics
Subjects:
Online Access:https://ijab.um.ac.ir/article_31009_1c365892874b71ce34b1f96083b3fa56.pdf
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author Somayeh Esmaeili-Rineh
author_facet Somayeh Esmaeili-Rineh
author_sort Somayeh Esmaeili-Rineh
collection DOAJ
description The order Amphipoda is one of the most diverse taxa that globally distributed in all environments and virtually habitats. The members of genus Niphargus represent an important part of the Western Palearctic subterranean amphipoda fauna. Accurate data on the occurrence and distribution of amphipods are only available for some regions. In this study, we were applied Parsimony analysis of endemicity (PAE) to analyze the distribution of amphipod freshwater genus Niphargus occurring strictly at the basin or sub-basin level along of Elburz and Zagros Mountains in Iran. The analysis was carried out using the computer program PAUP* 4.0a166, based on a data matrix built with 27 taxa and 13 areas for genus Niphargus. The rooting was made on a hypothetical all-zero out-group. Applying the exact algorithm heuristic search, the consensus tree was obtained with 30 steps, a consistency index of 0.9, and a retention index of 0.1. The procedure based on distributions of the 27 species of Niphargus delimited five areas of endemism in the study area with minimum two species. The high levels of endemism observed in West boundary rivers1 sub basin with six species and then in Urmia and West boundary rivers2 sub basins with three species.
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spelling doaj.art-d430efbfb51a4e4bbb9046b383e5cdf42022-12-22T04:03:21ZengFerdowsi University of MashhadIranian Journal of Animal Biosystematics1735-434X2423-42222020-07-01162859310.22067/ijab.v16i2.8425631009Parsimony Analysis of Endemicity (PAE) in Iranian freshwater basins based on subterranean amphipods genus Niphargus (Crustacea, Malacostraca)Somayeh Esmaeili-Rineh0Department of Biology, Faculty of Science, Razi University, Kermanshah, IranThe order Amphipoda is one of the most diverse taxa that globally distributed in all environments and virtually habitats. The members of genus Niphargus represent an important part of the Western Palearctic subterranean amphipoda fauna. Accurate data on the occurrence and distribution of amphipods are only available for some regions. In this study, we were applied Parsimony analysis of endemicity (PAE) to analyze the distribution of amphipod freshwater genus Niphargus occurring strictly at the basin or sub-basin level along of Elburz and Zagros Mountains in Iran. The analysis was carried out using the computer program PAUP* 4.0a166, based on a data matrix built with 27 taxa and 13 areas for genus Niphargus. The rooting was made on a hypothetical all-zero out-group. Applying the exact algorithm heuristic search, the consensus tree was obtained with 30 steps, a consistency index of 0.9, and a retention index of 0.1. The procedure based on distributions of the 27 species of Niphargus delimited five areas of endemism in the study area with minimum two species. The high levels of endemism observed in West boundary rivers1 sub basin with six species and then in Urmia and West boundary rivers2 sub basins with three species.https://ijab.um.ac.ir/article_31009_1c365892874b71ce34b1f96083b3fa56.pdfniphargid speciesfreshwater amphipodshydrological basinsareas of endemismparsimonyiran
spellingShingle Somayeh Esmaeili-Rineh
Parsimony Analysis of Endemicity (PAE) in Iranian freshwater basins based on subterranean amphipods genus Niphargus (Crustacea, Malacostraca)
Iranian Journal of Animal Biosystematics
niphargid species
freshwater amphipods
hydrological basins
areas of endemism
parsimony
iran
title Parsimony Analysis of Endemicity (PAE) in Iranian freshwater basins based on subterranean amphipods genus Niphargus (Crustacea, Malacostraca)
title_full Parsimony Analysis of Endemicity (PAE) in Iranian freshwater basins based on subterranean amphipods genus Niphargus (Crustacea, Malacostraca)
title_fullStr Parsimony Analysis of Endemicity (PAE) in Iranian freshwater basins based on subterranean amphipods genus Niphargus (Crustacea, Malacostraca)
title_full_unstemmed Parsimony Analysis of Endemicity (PAE) in Iranian freshwater basins based on subterranean amphipods genus Niphargus (Crustacea, Malacostraca)
title_short Parsimony Analysis of Endemicity (PAE) in Iranian freshwater basins based on subterranean amphipods genus Niphargus (Crustacea, Malacostraca)
title_sort parsimony analysis of endemicity pae in iranian freshwater basins based on subterranean amphipods genus niphargus crustacea malacostraca
topic niphargid species
freshwater amphipods
hydrological basins
areas of endemism
parsimony
iran
url https://ijab.um.ac.ir/article_31009_1c365892874b71ce34b1f96083b3fa56.pdf
work_keys_str_mv AT somayehesmaeilirineh parsimonyanalysisofendemicitypaeiniranianfreshwaterbasinsbasedonsubterraneanamphipodsgenusnipharguscrustaceamalacostraca