Megalancistrus parananus (Peters, 1881)
publication ID |
https://doi.org/ 10.1590/1982-0224-20170094 |
DOI |
https://doi.org/10.5281/zenodo.3681833 |
persistent identifier |
https://treatment.plazi.org/id/03894103-380D-FFA3-FC3B-FC492FF5002B |
treatment provided by |
Carolina |
scientific name |
Megalancistrus parananus (Peters, 1881) |
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Megalancistrus parananus (Peters, 1881) View in CoL
Fig. 25 View Fig
Body deep; greatest body depth contained 4.0 to 4.7 and caudal peduncle depth 6.0 to 6.5 times in SL; head length 2.8 to 3.2, predorsal distance 2.2 to 2.4, dorsal-fin spine length 4.1 to 4.4, pectoral-fin spine length 3.8 to 4.3 and caudal peduncle length 3.5 to 3.8 in SL; snout length 1.2 to 1.4, horizontal orbital diameter 5.0 to 6.2 and least interorbital width 1.6 to 2.0 in HL. Mouth inferior; premaxilla with 6-8 and dentary with 8-10 teeth. Mid-lateral series with 25, predorsal series with 3, and dorsal-fin base series with 12 plates. Dorsal fin with I,10-15, pectoral fin with I,6, pelvic fin with i,5 and anal fin with 6 rays. Ground color lightbeige; several dark-brown blotches on body, as well as fins.
Maximum standard length. 504.0 mm ( Graça, Pavanelli, 2007).
Distribution. Río de la Plata basin.
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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