A new species and new records of Onchidium slugs (Gastropoda, Euthyneura, Pulmonata, Onchidiidae) in South-East Asia

A new species, Onchidium melakense Dayrat & Goulding, sp. nov., is described, bringing the total to four known species in the genus Onchidium Buchannan, 1800. Onchidium melakense is a rare species with only nine individuals found at three mangrove sites in the Andaman Islands and the Str...

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Main Authors: Benoît Dayrat, Tricia C. Goulding, Munawar Khalil, Deepak Apte, Shau Hwai Tan
Format: Article
Language:English
Published: Pensoft Publishers 2019-11-01
Series:ZooKeys
Online Access:https://zookeys.pensoft.net/article/39524/download/pdf/
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author Benoît Dayrat
Tricia C. Goulding
Munawar Khalil
Deepak Apte
Shau Hwai Tan
author_facet Benoît Dayrat
Tricia C. Goulding
Munawar Khalil
Deepak Apte
Shau Hwai Tan
author_sort Benoît Dayrat
collection DOAJ
description A new species, Onchidium melakense Dayrat & Goulding, sp. nov., is described, bringing the total to four known species in the genus Onchidium Buchannan, 1800. Onchidium melakense is a rare species with only nine individuals found at three mangrove sites in the Andaman Islands and the Strait of Malacca (western Peninsular Malaysia and eastern Sumatra). The new species is delineated based on mitochondrial (COI and 16S) and nuclear (ITS2 and 28S) DNA sequences as well as comparative anatomy. Each Onchidium species is characterized by a distinct color and can easily be identified in the field, even in the Strait of Malacca where there are three sympatric Onchidium species. An identification key is provided. In addition, Onchidium stuxbergi (Westerlund, 1883) is recorded for the first time from eastern Sumatra, and Onchidium pallidipes Tapparone-Canefri, 1889, of which the type material is described and illustrated here, is regarded as a new junior synonym of O. stuxbergi.
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spelling doaj.art-f403d7ad9974471b8073dd2521bfcf002022-12-21T19:06:11ZengPensoft PublishersZooKeys1313-29891313-29702019-11-01892275810.3897/zookeys.892.3952439524A new species and new records of Onchidium slugs (Gastropoda, Euthyneura, Pulmonata, Onchidiidae) in South-East AsiaBenoît Dayrat0Tricia C. Goulding1Munawar Khalil2Deepak Apte3Shau Hwai Tan4Pennsylvania State UniversityPennsylvania State UniversityUniversitas MalikussalehBombay Natural History SocietyUniversiti Sains MalaysiaA new species, Onchidium melakense Dayrat & Goulding, sp. nov., is described, bringing the total to four known species in the genus Onchidium Buchannan, 1800. Onchidium melakense is a rare species with only nine individuals found at three mangrove sites in the Andaman Islands and the Strait of Malacca (western Peninsular Malaysia and eastern Sumatra). The new species is delineated based on mitochondrial (COI and 16S) and nuclear (ITS2 and 28S) DNA sequences as well as comparative anatomy. Each Onchidium species is characterized by a distinct color and can easily be identified in the field, even in the Strait of Malacca where there are three sympatric Onchidium species. An identification key is provided. In addition, Onchidium stuxbergi (Westerlund, 1883) is recorded for the first time from eastern Sumatra, and Onchidium pallidipes Tapparone-Canefri, 1889, of which the type material is described and illustrated here, is regarded as a new junior synonym of O. stuxbergi.https://zookeys.pensoft.net/article/39524/download/pdf/
spellingShingle Benoît Dayrat
Tricia C. Goulding
Munawar Khalil
Deepak Apte
Shau Hwai Tan
A new species and new records of Onchidium slugs (Gastropoda, Euthyneura, Pulmonata, Onchidiidae) in South-East Asia
ZooKeys
title A new species and new records of Onchidium slugs (Gastropoda, Euthyneura, Pulmonata, Onchidiidae) in South-East Asia
title_full A new species and new records of Onchidium slugs (Gastropoda, Euthyneura, Pulmonata, Onchidiidae) in South-East Asia
title_fullStr A new species and new records of Onchidium slugs (Gastropoda, Euthyneura, Pulmonata, Onchidiidae) in South-East Asia
title_full_unstemmed A new species and new records of Onchidium slugs (Gastropoda, Euthyneura, Pulmonata, Onchidiidae) in South-East Asia
title_short A new species and new records of Onchidium slugs (Gastropoda, Euthyneura, Pulmonata, Onchidiidae) in South-East Asia
title_sort new species and new records of onchidium slugs gastropoda euthyneura pulmonata onchidiidae in south east asia
url https://zookeys.pensoft.net/article/39524/download/pdf/
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