TABLE 1 in Filling in a biogeographic gap: the first Trichomycteridae from the Parnaíba River basin (Siluriformes: Trichomycteridae)

TABLE 1 | Morphometric data for Ituglanis crispim. Ranges include holotype and paratypes. N = 13; SD = Standard deviation.
HolotypeRangeMeanSDStandard length (mm)28.826.0 - 32.628.7-Percent of standard lengthHead length19.718.4 - 20.219.40.64Predorsal length74.670.7 - 76.773.81.81Prepelvic length62.159.0 - 63.862.01.68Preanal length71.969.4 - 75.573.21.91Scapular girdle width16.916.0 - 18.817.40.77Trunk length47.445.1 - 49.947.61.82Pectoral-fin length12.811.8 - 14.313.10.83Pelvic-fin length8.98.3 - 9.68.90.38Distance between pelvic-fin base and anus6.15.0 - 6.95.70.54Caudal peduncule length20.115.0 - 20.117.31.60Caudal peduncule depth14.711.6 - 15.113.41.03Body depth17.514.7 - 17.716.60.97Length of dorsal-fin base11.59.8 - 13.011.50.90Length of anal-fin base9.27.5 - 9.58.50.63Percent of head lengthHead width88.587.3 - 98.191.03.20Nasal barbel length72.152.7 - 85.375.69.44Maxillary barbel length86.180.8 - 98.488.25.27Rictal barbel length60.760.7 - 81.074.46.17Snout length26.326.3 - 32.528.92.29Interorbital15.715.3 - 21.018.41.88Mouth width32.632.6 - 38.435.51.69Eye diameter12.99.4 - 16.512.71.64Supra-orbital pore distance14.210.1 - 16.114.21.66Interopercular length30.827.1 - 32.629.81.74