Two new species of freshwater crabs of the genus Potamiscus Alcock, 1909 (Brachyura: Potamidae) from Nagaland, northeastern India

Detalhes bibliográficos
Autor(a) principal: Pati,Sameer Kumar
Data de Publicação: 2021
Tipo de documento: Artigo
Idioma: eng
Título da fonte: Nauplius
Texto Completo: http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0104-64972021000100205
Resumo: Abstract Two new species of freshwater crabs of the potamid genus Potamiscus Alcock, 1909 are described from Nagaland State of northeastern India. Potamiscus chizami sp. nov. and Potamiscus mima sp. nov. most resemble two Indian congeners [Potamiscus palelensis Mitra and Waikhom, 2019 and Potamiscus tumidulus (Alcock, 1909)] and a species from Myanmar (Potamiscus whitteni Ng, Hla Htoo and Win Mar, 2020) due to the similar terminal segment of the male first gonopod. Both new species can be distinguished from Po. palelensis by their stouter ambulatory legs, from Po. tumidulus by their more-slender male first gonopod, and from Po. whitteni by their strongly concave lateral margins of the male telson and the straight tip of the male first gonopod. Characters of the carapace, male pleon, male gonopods, and female vulvae are employed to differentiate Po. chizami sp. nov. from Po. mima sp. nov.
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spelling Two new species of freshwater crabs of the genus Potamiscus Alcock, 1909 (Brachyura: Potamidae) from Nagaland, northeastern IndiaCrustaceaDecapodadescriptionPotamiscinaetaxonomyAbstract Two new species of freshwater crabs of the potamid genus Potamiscus Alcock, 1909 are described from Nagaland State of northeastern India. Potamiscus chizami sp. nov. and Potamiscus mima sp. nov. most resemble two Indian congeners [Potamiscus palelensis Mitra and Waikhom, 2019 and Potamiscus tumidulus (Alcock, 1909)] and a species from Myanmar (Potamiscus whitteni Ng, Hla Htoo and Win Mar, 2020) due to the similar terminal segment of the male first gonopod. Both new species can be distinguished from Po. palelensis by their stouter ambulatory legs, from Po. tumidulus by their more-slender male first gonopod, and from Po. whitteni by their strongly concave lateral margins of the male telson and the straight tip of the male first gonopod. Characters of the carapace, male pleon, male gonopods, and female vulvae are employed to differentiate Po. chizami sp. nov. from Po. mima sp. nov.Sociedade Brasileira de Carcinologia2021-01-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersiontext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S0104-64972021000100205Nauplius v.29 2021reponame:Naupliusinstname:Sociedade Brasileira de Carcinologia (SBCA)instacron:SBCA10.1590/2358-2936e2021006info:eu-repo/semantics/openAccessPati,Sameer Kumareng2021-03-09T00:00:00Zoai:scielo:S0104-64972021000100205Revistahttp://www.scielo.br/scielo.php?script=sci_serial&pid=0104-6497&lng=en&nrm=isohttps://old.scielo.br/oai/scielo-oai.php||editor.nauplius@gmail.com2358-29360104-6497opendoar:2021-03-09T00:00Nauplius - Sociedade Brasileira de Carcinologia (SBCA)false
dc.title.none.fl_str_mv Two new species of freshwater crabs of the genus Potamiscus Alcock, 1909 (Brachyura: Potamidae) from Nagaland, northeastern India
title Two new species of freshwater crabs of the genus Potamiscus Alcock, 1909 (Brachyura: Potamidae) from Nagaland, northeastern India
spellingShingle Two new species of freshwater crabs of the genus Potamiscus Alcock, 1909 (Brachyura: Potamidae) from Nagaland, northeastern India
Pati,Sameer Kumar
Crustacea
Decapoda
description
Potamiscinae
taxonomy
title_short Two new species of freshwater crabs of the genus Potamiscus Alcock, 1909 (Brachyura: Potamidae) from Nagaland, northeastern India
title_full Two new species of freshwater crabs of the genus Potamiscus Alcock, 1909 (Brachyura: Potamidae) from Nagaland, northeastern India
title_fullStr Two new species of freshwater crabs of the genus Potamiscus Alcock, 1909 (Brachyura: Potamidae) from Nagaland, northeastern India
title_full_unstemmed Two new species of freshwater crabs of the genus Potamiscus Alcock, 1909 (Brachyura: Potamidae) from Nagaland, northeastern India
title_sort Two new species of freshwater crabs of the genus Potamiscus Alcock, 1909 (Brachyura: Potamidae) from Nagaland, northeastern India
author Pati,Sameer Kumar
author_facet Pati,Sameer Kumar
author_role author
dc.contributor.author.fl_str_mv Pati,Sameer Kumar
dc.subject.por.fl_str_mv Crustacea
Decapoda
description
Potamiscinae
taxonomy
topic Crustacea
Decapoda
description
Potamiscinae
taxonomy
description Abstract Two new species of freshwater crabs of the potamid genus Potamiscus Alcock, 1909 are described from Nagaland State of northeastern India. Potamiscus chizami sp. nov. and Potamiscus mima sp. nov. most resemble two Indian congeners [Potamiscus palelensis Mitra and Waikhom, 2019 and Potamiscus tumidulus (Alcock, 1909)] and a species from Myanmar (Potamiscus whitteni Ng, Hla Htoo and Win Mar, 2020) due to the similar terminal segment of the male first gonopod. Both new species can be distinguished from Po. palelensis by their stouter ambulatory legs, from Po. tumidulus by their more-slender male first gonopod, and from Po. whitteni by their strongly concave lateral margins of the male telson and the straight tip of the male first gonopod. Characters of the carapace, male pleon, male gonopods, and female vulvae are employed to differentiate Po. chizami sp. nov. from Po. mima sp. nov.
publishDate 2021
dc.date.none.fl_str_mv 2021-01-01
dc.type.driver.fl_str_mv info:eu-repo/semantics/article
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dc.identifier.uri.fl_str_mv http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0104-64972021000100205
url http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0104-64972021000100205
dc.language.iso.fl_str_mv eng
language eng
dc.relation.none.fl_str_mv 10.1590/2358-2936e2021006
dc.rights.driver.fl_str_mv info:eu-repo/semantics/openAccess
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dc.format.none.fl_str_mv text/html
dc.publisher.none.fl_str_mv Sociedade Brasileira de Carcinologia
publisher.none.fl_str_mv Sociedade Brasileira de Carcinologia
dc.source.none.fl_str_mv Nauplius v.29 2021
reponame:Nauplius
instname:Sociedade Brasileira de Carcinologia (SBCA)
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instname_str Sociedade Brasileira de Carcinologia (SBCA)
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repository.name.fl_str_mv Nauplius - Sociedade Brasileira de Carcinologia (SBCA)
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