Table 4 in Taxonomic review of the genus Trichomycterus Valenciennes (Siluriformes: Trichomycteridae) from the laguna dos Patos system, Southern Brazil

Table 4. Morphometric data for holotype and paratypes of Trichomycterus brachykechenos. SD = standard deviation; N = number of specimens. HolotypeRangeMeanSDNStandard length (mm)61.126.3-70.946.4-15Percent of Standard LengthHead length20.419.9-24.021.61.1015Predorsal length65.062.9-66.765.11.0915Prepelvic length55.455.4-58.156.70.9215Preanal length69.769.0-72.871.01.1615Scapular girdle width13.613.6-15.614.70.6714Trunk length35.634.2-37.836.31.2115Pectoral-fin length13.712.9-15.614.30.7215Pelvic-fin length9.79.1-10.89.90.4115Distance between pelvic-fin base and anus11.59.8-11.710.60.6615Caudal peduncle length19.618.3-21.820.10.8115Caudal peduncle depth9.99.9-12.511.50.8115Body depth12.812.6-19.614.81.8615Length of dorsal-fin base12.610.5-12.711.60.6915Length of anal-fin base8.07.3-10.49.00.8915Percent of Head LengthHead width85.579.5-89.683.93.1715Nasal barbel length72.655.3-74.366.26.4114Maxillary barbel length73.068.2-87.778.95.5715Rictal barbel length71.856.5-79.369.76.3615Snout length42.638.1-42.640.21.3514Interorbital21.918.3-23.321.21.3315Mouth width52.845.0-52.848.62.1015Eye diameter10.07.9-11.29.50.8415Supra-orbital pore distance10.610.2-16.112.72.1115