FB-68636 http://www.fishbase.org/summary/SpeciesSummary.php?id=68636 Animalia Chordata Teleostei Gobiiformes Gobiidae Glossogobius Glossogobius nanus Hoese, Allen & Hadiaty, 2017 2018-02-01 2021-10-11 Netto-Ferreira, A.L. and R.P. Vari0 A new highly modified species of <i>Creagrutus</i> (Characidae: Stevardiinae) apparently mimetic of <i>Prodontocharax</i>. Copeia 105(2):368-374. (Ref. 116020) FB-GeneralDescr-68645 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2018-02-12 00:00:00 2018-02-12 00:00:00 Biology http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68645 Inhabits river characterized by moderate to strong currents over a substrate composed primarily of pebbles and rocks. The water was reddish in color, alkaline, with high conductivity (10000 μS/cm) and 'very salty' water. Collected along with only six other fish species. Netto-Ferreira, A.L. and R.P. Vari 2017 A new highly modified species of <i>Creagrutus</i> (Characidae: Stevardiinae) apparently mimetic of <i>Prodontocharax</i>. Copeia 105(2):368-374. (Ref. 116020) FB-DiagnosticDescr-68645 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2018-02-12 00:00:00 2018-02-12 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68645 Creagrutus cerritulus can be easily distinguished from all congeners by the following unique characters: mouth distinctly ventrally positioned; dentary and premaxilla dentition strongly spatulate with the central and adjacent cusps of similar size; anterior portion of the dentary strongly bent forming a nearly 120° angle relative to the posterior portion of the lower jaw and resulting in the cutting edges of the dentary teeth running parallel to the distal axis of the jaw; symphyseal interdigitations present on the lingual surface between the contralateral premaxillae; a notch along the posterior margin of the maxilla present which serves for the insertion of the ligamentum primordiale; distal tips of the mesethmoid wings anteriorly bent; very tight association between the posterior, cuneiform process of the vomer and the anterior portion of the parasphenoid; intestine distinctly elongated; size of stomach reduced; and swimbladder reduced, especially the posterior chamber (Ref. 116020). Netto-Ferreira, A.L. and R.P. Vari 2017 A new highly modified species of <i>Creagrutus</i> (Characidae: Stevardiinae) apparently mimetic of <i>Prodontocharax</i>. Copeia 105(2):368-374. (Ref. 116020) FB-Morphology-68645 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2018-02-12 00:00:00 2018-02-12 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68645 Dorsal soft rays (total): 10; Analsoft rays: 13 - 15; Vertebrae: 36 - 37 Netto-Ferreira, A.L. and R.P. Vari 2017 A new highly modified species of <i>Creagrutus</i> (Characidae: Stevardiinae) apparently mimetic of <i>Prodontocharax</i>. Copeia 105(2):368-374. (Ref. 116020) FB-Distribution-68645 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2018-02-12 00:00:00 2018-02-12 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68645 South America: Río Cachiyacu, a tributary of the Río Huallaga, Amazon basin in Peru. Netto-Ferreira, A.L. and R.P. Vari 2017 A new highly modified species of <i>Creagrutus</i> (Characidae: Stevardiinae) apparently mimetic of <i>Prodontocharax</i>. Copeia 105(2):368-374. (Ref. 116020) FB-Size-68645 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2018-02-12 00:00:00 2018-02-12 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68645 5.1 cm SL (male/unsexed; (Ref. 116020)) Netto-Ferreira, A.L. and R.P. Vari 2017 A new highly modified species of <i>Creagrutus</i> (Characidae: Stevardiinae) apparently mimetic of <i>Prodontocharax</i>. Copeia 105(2):368-374. (Ref. 116020) FB-Threats-2 http://purl.org/dc/dcmitype/Text text/html Belen Acosta 1990-10-18 00:00:00 2024-03-07 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=2 Least Concern (LC) , IUCN Grouper and Wrasse Specialist Group IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006. FB-Habitat-68645 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2018-02-12 00:00:00 2018-02-12 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68645 benthopelagic; freshwater