Trichomycterus davisi (Haseman, 1911)
publication ID |
https://doi.org/ 10.1590/1982-0224-20170094 |
DOI |
https://doi.org/10.5281/zenodo.3681937 |
persistent identifier |
https://treatment.plazi.org/id/03894103-381F-FFB1-FC2C-FF6A28CD05C9 |
treatment provided by |
Carolina |
scientific name |
Trichomycterus davisi (Haseman, 1911) |
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Trichomycterus davisi (Haseman, 1911) View in CoL
Fig. 31 View Fig
Body cylindric anteriorly, compressed posteriorly; greatest depth contained 7.4 to 7.7 times in SL, head length 5.1 to 5.7 and predorsal distance 1.5 to 1.7 in SL; snout length 2.2 to 3.2, horizontal orbital diameter 7.2 to 9.3 and least interorbital width 3.7 to 3.8 in HL. Mouth terminal; premaxilla and dentary with several rows of conical teeth. Dorsal fin with 10, pectoral fin with 7, pelvic fin with 5 and anal fin with 9 or 10 rays. Ground color yellow to pale brown; dark-brown blotches over whole body. Caudal fin pale brown, mostly hyaline, sometimes with small darkbrown spots.
Maximum standard length. 100.0 mm.
Distribution. Iguaçu, Ribeira de Iguape and upper rio Paraná basin.
Remarks. Trichomycterus davisi was identified as Trichomycterus sp. by Graça, Pavanelli (2007). Apparently, the specimens assigned as T. davisi belongs to a species complex.
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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