Four new species of coral- and rock-boring polychaetes Daylithos (Annelida, Flabelligeridae) from the Pacific Ocean

Four new species of Daylithos (Flabelligeridae, Annelida) are described, based on specimens collected from rocks and corals of Japan and Malaysia. Daylithos, contains one species, D. parmatus, currently reported from Japan. However, the specimens described in previous reports were unable to be locat...

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Main Authors: Naoto Jimi, Toshihiko Fujita, Sau Pinn Woo
Format: Article
Language:English
Published: Pensoft Publishers 2023-02-01
Series:Zoosystematics and Evolution
Online Access:https://zse.pensoft.net/article/97944/download/pdf/
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author Naoto Jimi
Toshihiko Fujita
Sau Pinn Woo
author_facet Naoto Jimi
Toshihiko Fujita
Sau Pinn Woo
author_sort Naoto Jimi
collection DOAJ
description Four new species of Daylithos (Flabelligeridae, Annelida) are described, based on specimens collected from rocks and corals of Japan and Malaysia. Daylithos, contains one species, D. parmatus, currently reported from Japan. However, the specimens described in previous reports were unable to be located and thus deemed lost. Therefore, it was unclear whether the specimens described as D. parmatus in those studies were, indeed, the species. In Malaysia, D. parmatus has also been known as popular species from corals. The specimens collected from Langkawi (Malaysia) showed clearly different characters from D. parmatus and other congeners. In this study, we describe four new species, Daylithos japonicus, D. amamiensis, D. sugashimaensis and D. langkawiensis, based on newly-collected specimens from several part of Japan and Malaysia. These new species can be discriminated from other congeners by body colour, presence of eyes, shape of dorsal shield, length of caruncle and arrangement of neurochaetae. We have also provided mitochondrial cytochrome c oxidase subunit I sequences of the new species.
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spelling doaj.art-4d77ac1893a84e90971f092592040f8d2023-02-25T09:11:07ZengPensoft PublishersZoosystematics and Evolution1860-07432023-02-0199114915910.3897/zse.99.9794497944Four new species of coral- and rock-boring polychaetes Daylithos (Annelida, Flabelligeridae) from the Pacific OceanNaoto Jimi0Toshihiko Fujita1Sau Pinn Woo2Universiti Sains MalaysiaNational Museum of Nature and ScienceUniversiti Sains MalaysiaFour new species of Daylithos (Flabelligeridae, Annelida) are described, based on specimens collected from rocks and corals of Japan and Malaysia. Daylithos, contains one species, D. parmatus, currently reported from Japan. However, the specimens described in previous reports were unable to be located and thus deemed lost. Therefore, it was unclear whether the specimens described as D. parmatus in those studies were, indeed, the species. In Malaysia, D. parmatus has also been known as popular species from corals. The specimens collected from Langkawi (Malaysia) showed clearly different characters from D. parmatus and other congeners. In this study, we describe four new species, Daylithos japonicus, D. amamiensis, D. sugashimaensis and D. langkawiensis, based on newly-collected specimens from several part of Japan and Malaysia. These new species can be discriminated from other congeners by body colour, presence of eyes, shape of dorsal shield, length of caruncle and arrangement of neurochaetae. We have also provided mitochondrial cytochrome c oxidase subunit I sequences of the new species.https://zse.pensoft.net/article/97944/download/pdf/
spellingShingle Naoto Jimi
Toshihiko Fujita
Sau Pinn Woo
Four new species of coral- and rock-boring polychaetes Daylithos (Annelida, Flabelligeridae) from the Pacific Ocean
Zoosystematics and Evolution
title Four new species of coral- and rock-boring polychaetes Daylithos (Annelida, Flabelligeridae) from the Pacific Ocean
title_full Four new species of coral- and rock-boring polychaetes Daylithos (Annelida, Flabelligeridae) from the Pacific Ocean
title_fullStr Four new species of coral- and rock-boring polychaetes Daylithos (Annelida, Flabelligeridae) from the Pacific Ocean
title_full_unstemmed Four new species of coral- and rock-boring polychaetes Daylithos (Annelida, Flabelligeridae) from the Pacific Ocean
title_short Four new species of coral- and rock-boring polychaetes Daylithos (Annelida, Flabelligeridae) from the Pacific Ocean
title_sort four new species of coral and rock boring polychaetes daylithos annelida flabelligeridae from the pacific ocean
url https://zse.pensoft.net/article/97944/download/pdf/
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