{"id":716,"date":"2018-06-11T21:30:50","date_gmt":"2018-06-12T00:30:50","guid":{"rendered":"https:\/\/www.ufrgs.br\/ictio\/?p=716"},"modified":"2018-06-11T21:30:50","modified_gmt":"2018-06-12T00:30:50","slug":"a-new-myleus-species-characiformes-serrasalmidae-from-the-rio-tapajos-basin-brazil","status":"publish","type":"post","link":"https:\/\/www.ufrgs.br\/ictio\/2018\/06\/11\/a-new-myleus-species-characiformes-serrasalmidae-from-the-rio-tapajos-basin-brazil\/","title":{"rendered":"A new Myleus species (Characiformes: Serrasalmidae) from the Rio Tapaj\u00f3s basin, Brazil."},"content":{"rendered":"<p>M. C. Andrade, M. J\u00e9gu P. A. Buckup A. L. Netto\u2010Ferreira (2018)<\/p>\n<h3 class=\"article-section__header main abstractlang_en main\">Abstract<\/h3>\n<div class=\"article-section__content en main\">\n<p><i>Myleus pachyodus<\/i>, a new serrasalmid species, is described from the Rio Teles Pires and Rio Jamanxim, both tributaries of the Rio Tapaj\u00f3s in Mato Grosso and Par\u00e1 states, Brazil. The new species differs from all congeners by having a remarkable ontogenetic thickening of the teeth shifting from slender incisiform in juveniles to thick bulky teeth at standard length\u2009\u2265\u2009100\u2009mm, whereas congeners present slender, antero\u2010posteriorly flat teeth throughout all life stages. The new species further differs from congeners by having 18\u201320 branched dorsal\u2010fin rays, by the lack of a diastema between contralateral outer series of premaxillary teeth and by the presence of 16\u201325 prepelvic spines, with the anteriormost spine never reaching the vertical through the pectoral\u2010fin origin.<\/p>\n<p>Link:\u00a0\u00a0https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/jfb.13628<\/p>\n<\/div>\n<div style=\"width: 596px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/scontent.fpoa8-2.fna.fbcdn.net\/v\/t1.0-9\/30741036_1870298379657617_6950709424313364698_n.jpg?_nc_cat=0&amp;_nc_eui2=AeFe0K-Y0htIHmBNYi2GlOuRKBUej0De4yX5XIGZxrx4sl8BG-miq11jX_s0uQjL31rcUuxw4lMRDZ2NEi_FT1KoWsU6ZgkcZJmtmoLtKCPpNw&amp;oh=f333e09b53fc5947ba0d3ed9d5ea2152&amp;oe=5BBAC5C8\" alt=\"No hay texto alternativo autom\u00c3\u00a1tico disponible.\" width=\"586\" height=\"354\" \/><p class=\"wp-caption-text\">FIGURE: Myleus pachyodus sp. nov., Rio Tapaj\u00f3s basin, MNRJ 35023, holotype, female, 198.0 mm standard length<\/p><\/div>\n<div id=\"attachment_718\" style=\"width: 650px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.ufrgs.br\/ictio\/wp-content\/uploads\/2018\/06\/dentes.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-718\" class=\"size-full wp-image-718\" src=\"https:\/\/www.ufrgs.br\/ictio\/wp-content\/uploads\/2018\/06\/dentes.jpg\" alt=\"\" width=\"640\" height=\"422\" srcset=\"https:\/\/www.ufrgs.br\/ictio\/wp-content\/uploads\/2018\/06\/dentes.jpg 640w, https:\/\/www.ufrgs.br\/ictio\/wp-content\/uploads\/2018\/06\/dentes-300x198.jpg 300w, https:\/\/www.ufrgs.br\/ictio\/wp-content\/uploads\/2018\/06\/dentes-624x411.jpg 624w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><p id=\"caption-attachment-718\" class=\"wp-caption-text\">FIGURE. Left premaxilla ofMyleus pachyodussp. nov. in ventral view, MZUSP 95477, paratype, skeleton180\u00b70 mm standard length. 1\u20135, outer teeth row; 1\u20132, inner teeth row<\/p><\/div>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>M. C. Andrade, M. J\u00e9gu P. A. Buckup A. L. Netto\u2010Ferreira (2018) Abstract Myleus pachyodus, a new serrasalmid species, is described from the Rio Teles Pires and Rio Jamanxim, both tributaries of the Rio Tapaj\u00f3s in Mato Grosso and Par\u00e1 states, Brazil. The new species differs from all congeners by having a remarkable ontogenetic thickening [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-716","post","type-post","status-publish","format-standard","hentry","category-sem-categoria"],"_links":{"self":[{"href":"https:\/\/www.ufrgs.br\/ictio\/wp-json\/wp\/v2\/posts\/716","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ufrgs.br\/ictio\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ufrgs.br\/ictio\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/ictio\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/ictio\/wp-json\/wp\/v2\/comments?post=716"}],"version-history":[{"count":1,"href":"https:\/\/www.ufrgs.br\/ictio\/wp-json\/wp\/v2\/posts\/716\/revisions"}],"predecessor-version":[{"id":719,"href":"https:\/\/www.ufrgs.br\/ictio\/wp-json\/wp\/v2\/posts\/716\/revisions\/719"}],"wp:attachment":[{"href":"https:\/\/www.ufrgs.br\/ictio\/wp-json\/wp\/v2\/media?parent=716"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ufrgs.br\/ictio\/wp-json\/wp\/v2\/categories?post=716"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ufrgs.br\/ictio\/wp-json\/wp\/v2\/tags?post=716"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}