{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["918"],"submitter":["Tsuyuki A"],"pubmed_abstract":["We describe a new species of polyclad flatworm, <i>Enchiridium daidai</i> <b>sp. nov.</b>, from the rocky subtidal zone in the East China Sea along the coasts of the Kyushu and Okinawa Islands, Japan. <i>Enchiridium daidai</i> <b>sp. nov.</b> is characterized by i) the entire periphery of the dorsal surface narrowly fringed with orange, ii) a marginal-eyespot band extending to the position of the mouth (about anterior one-eighth of body), and iii) two prostatic vesicles covered by a common muscle sheath, which is penetrated by the ejaculatory duct. We performed a molecular phylogenetic analysis based on 945-bp 28S rDNA sequences of 16 species of Prosthiostomidae currently available in public databases in addition to those of <i>E. daidai</i> <b>sp. nov.</b> and <i>Prosthiostomum torquatum</i> Tsuyuki et al., 2019. In the resulting tree, our new species was nested in a clade composed of <i>Enchiridium</i> species. The tree topology was in favor of a taxonomic view that <i>Enchiridium</i> should be defined by having i) a common muscle sheath that encloses two prostatic vesicles and ii) marginal eyespots that may or may not surround the periphery of the dorsal surface."],"journal":["ZooKeys"],"pagination":["15-28"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC7082371"],"repository":["biostudies-literature"],"pubmed_title":["A giant new species of <i>Enchiridium</i> (Polycladida, Prosthiostomidae) from southwestern Japan."],"pmcid":["PMC7082371"],"pubmed_authors":["Tsuyuki A","Kajihara H"],"additional_accession":[]},"is_claimable":false,"name":"A giant new species of <i>Enchiridium</i> (Polycladida, Prosthiostomidae) from southwestern Japan.","description":"We describe a new species of polyclad flatworm, <i>Enchiridium daidai</i> <b>sp. nov.</b>, from the rocky subtidal zone in the East China Sea along the coasts of the Kyushu and Okinawa Islands, Japan. <i>Enchiridium daidai</i> <b>sp. nov.</b> is characterized by i) the entire periphery of the dorsal surface narrowly fringed with orange, ii) a marginal-eyespot band extending to the position of the mouth (about anterior one-eighth of body), and iii) two prostatic vesicles covered by a common muscle sheath, which is penetrated by the ejaculatory duct. We performed a molecular phylogenetic analysis based on 945-bp 28S rDNA sequences of 16 species of Prosthiostomidae currently available in public databases in addition to those of <i>E. daidai</i> <b>sp. nov.</b> and <i>Prosthiostomum torquatum</i> Tsuyuki et al., 2019. In the resulting tree, our new species was nested in a clade composed of <i>Enchiridium</i> species. The tree topology was in favor of a taxonomic view that <i>Enchiridium</i> should be defined by having i) a common muscle sheath that encloses two prostatic vesicles and ii) marginal eyespots that may or may not surround the periphery of the dorsal surface.","dates":{"release":"2020-01-01T00:00:00Z","publication":"2020","modification":"2024-11-06T13:02:39.066Z","creation":"2020-05-22T14:34:42Z"},"accession":"S-EPMC7082371","cross_references":{"pubmed":["32210663"],"doi":["10.3897/zookeys.918.47061"]}}