{"id":723,"date":"2018-06-11T21:46:08","date_gmt":"2018-06-12T00:46:08","guid":{"rendered":"https:\/\/www.ufrgs.br\/ictio\/?p=723"},"modified":"2018-06-11T21:49:21","modified_gmt":"2018-06-12T00:49:21","slug":"crenicichla-dandara-new-species-the-black-jacunda-from-the-rio-xingu-teleostei-cichlidae","status":"publish","type":"post","link":"https:\/\/www.ufrgs.br\/ictio\/en\/2018\/06\/11\/crenicichla-dandara-new-species-the-black-jacunda-from-the-rio-xingu-teleostei-cichlidae\/","title":{"rendered":"Crenicichla dandara, new species: the black jacund\u00e1 from the Rio Xingu (Teleostei: Cichlidae)"},"content":{"rendered":"<p><\/p>\n<h4 id=\"pop-over-container-author1\" class=\"pop-over-container\"><span class=\"NLM_string-name\">Henrique R. Varella\u00a0<\/span><label class=\"articleCitation\">and\u00a0\u00a0<\/label><span class=\"NLM_string-name\">Priscila Madoka M. Ito<\/span><\/h4>\n<h1 class=\"pop-over-container\">ABSTRACT.<\/h1>\n<p class=\"last\"><i>Crenicichla dandara<\/i>, new species, is endemic to the rio Xingu above the Belo Monte narrows, and its major left bank tributary the rio Iriri. The new species is distinguished from all congeners by the following combination of characters: body uniformly black (live fishes) or dark brown (preserved specimens) in adults and 74\u201386 scales in the E1 row.\u00a0<i>Crenicichla dandara<\/i>\u00a0is considered herein to be the tenth species of the\u00a0<i>C. lugubris<\/i>\u00a0group, but its allies within the group are not clear. Among members of this group,\u00a0<i>C. dandara<\/i>\u00a0is most similar in general body shape, snout characteristics and squamation to\u00a0<i>C. lugubris<\/i>\u00a0and\u00a0<i>C. adspersa<\/i>, but lacks a caudal-fin blotch as does\u00a0<i>C. johanna<\/i>\u00a0and\u00a0<i>C. monicae<\/i>, a condition rare within the\u00a0<i>Crenicichla-Teleocichla<\/i>\u00a0clade. The overall black coloration in\u00a0<i>Crenicichla dandara<\/i>\u00a0is shared with the syntopic, but not closely related,\u00a0<i>Teleocichla preta<\/i>. Both species inhabit clear water rapids where they hide among the shadows of large rocks, suggesting that the dark coloration is for camouflage and ambush predation. Based on a preliminary assessment of its conservation status following the criteria and categories of IUCN classification,\u00a0<i>Crenicichla dandara<\/i>is considered as a species of least concern (LC).<\/p>\n<p class=\"last\"><img decoding=\"async\" src=\"https:\/\/scontent.fpoa8-2.fna.fbcdn.net\/v\/t1.0-9\/30713485_1870023726351749_3604697861017426988_n.jpg?_nc_cat=0&amp;_nc_eui2=AeHqjM_gbwP55wOqYJpiOsgUk4NlYNnOi_XFa_Y7kaRJui7oqlh5sFdJFQDrl6sGwxMDeJQjgxlc4A-wMs9E0EBNlGDQONxzERRVqPrWxvFs9w&amp;oh=18b24911a286d92b949fcef5109c50ed&amp;oe=5BBFE744\" alt=\"La imagen puede contener: exterior\" \/><\/p>\n<p><div style=\"width: 757px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.researchgate.net\/profile\/Priscila_Ito2\/publication\/324251738\/figure\/fig3\/AS:618679351910400@1524516060183\/Distribution-of-Crenicichla-dandara-star-denotes-type-locality-Note-affiliation-of-C.jpg\" alt=\"\" width=\"747\" height=\"937\" \/><p class=\"wp-caption-text\">FIGURE: Distribution of Crenicichla dandara (star denotes type locality). Note affiliation of C. dandara with large cataracts (white bars). Black bars denote dams.<\/p><\/div><\/p>","protected":false},"excerpt":{"rendered":"<p>Henrique R. Varella\u00a0and\u00a0\u00a0Priscila Madoka M. Ito ABSTRACT. Crenicichla dandara, new species, is endemic to the rio Xingu above the Belo Monte narrows, and its major left bank tributary the rio Iriri. The new species is distinguished from all congeners by the following combination of characters: body uniformly black (live fishes) or dark brown (preserved specimens) [&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-723","post","type-post","status-publish","format-standard","hentry","category-sem-categoria"],"_links":{"self":[{"href":"https:\/\/www.ufrgs.br\/ictio\/en\/wp-json\/wp\/v2\/posts\/723","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ufrgs.br\/ictio\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ufrgs.br\/ictio\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/ictio\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/ictio\/en\/wp-json\/wp\/v2\/comments?post=723"}],"version-history":[{"count":3,"href":"https:\/\/www.ufrgs.br\/ictio\/en\/wp-json\/wp\/v2\/posts\/723\/revisions"}],"predecessor-version":[{"id":727,"href":"https:\/\/www.ufrgs.br\/ictio\/en\/wp-json\/wp\/v2\/posts\/723\/revisions\/727"}],"wp:attachment":[{"href":"https:\/\/www.ufrgs.br\/ictio\/en\/wp-json\/wp\/v2\/media?parent=723"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ufrgs.br\/ictio\/en\/wp-json\/wp\/v2\/categories?post=723"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ufrgs.br\/ictio\/en\/wp-json\/wp\/v2\/tags?post=723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}