Galeocharax gulo (Cope, 1870)
publication ID |
https://doi.org/ 10.1590/1982-0224-20170094 |
DOI |
https://doi.org/10.5281/zenodo.3682110 |
persistent identifier |
https://treatment.plazi.org/id/03894103-3865-FFCB-FC71-FEF528A20329 |
treatment provided by |
Carolina |
scientific name |
Galeocharax gulo (Cope, 1870) |
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Galeocharax gulo (Cope, 1870) View in CoL
Fig. 9 View Fig
Body deep; greatest depth contained 3.0 to 3.7 and caudal peduncle depth 11.5 to 13.9 times in SL; head length 3.0 to 3.5, predorsal distance 1.8 to 2.2 and caudal peduncle length 9.4 to 11.3 in SL; snout length 8 to 9.3, horizontal orbital diameter 3.9 to 4.6 and least interorbital width 3.6 to 4.8 in HL. Mouth slightly subterminal; premaxilla with 6-10 teeth, inner dentary row with 7-11, outer with 4 large plus 33-35 small and maxilla with 36-51 teeth. Lateral line complete, with 81-86 pored scales; transverse series above lateral line with 16-18 scale rows and below with 15-17 scale rows. Dorsal fin with 11 or 12, pectoral fin with 15 or 16, pelvic fin with 8, anal fin with 43-50, and caudal fin with 19 rays. Ground color silvery to yellowish; silvery longitudinal band on flank (brown or grey in preserved specimens), from humeral spot to caudal peduncle; black oval, vertically elongated, humeral spot. Hyaline fins ( Graça, Pavanelli, 2007).
Maximum standard length. 257.0 mm ( Graça, Pavanelli, 2007).
Distribution. Río Orinoco, rio Oyapok, rio Araguaia- Tocantins, upper rio Paraná and Amazon (except the rio Negro and rio Xingu) basins ( Giovannetti et al., 2017).
Remarks. Galeocharax gulo was identified as G. knerii by Graça, Pavanelli (2007). Giovannetti et al. (2017), in a revisionary study of Galeocharax Fowler, 1910 , proposed the new synonym.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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