TABLE 1 in New species of Rhyacoglanis (Siluriformes: Pseudopimelodidae) from the upper rio Tocantins basin

TABLE 1 | Morphometry of Rhyacoglanis varii from upper rio Tocantins basin (n = 42). Statistics of minimum (Min), maximum (Max), mean, and standard deviation (SD) include holotype.
HolotypeMin-MaxMean±SDStandard length (mm)67.129.6–69.144.3±11.1Percent of standard lengthHead length30.627.0–30.628.8±1.0Pectoral girdle width27.623.1–28.426.5±1.3Predorsal distance37.335.1–37.536.4±0.8Dorsal-fin base length17.215.0–17.216.3±0.6Adipose-fin base length18.416.2–21.518.3±1.5Prepelvic length50.546.8–51.749.5±1.6Pelvic fin to anal fin distance24.722.5–25.724.1±0.9Anal-fin base length10.39.2–13.110.5±0.9Caudal peduncle length15.115.1–19.917.7±1.3Body depth20.716.1–21.218.2±1.5Caudal peduncle depth9.48.5–10.59.5±0.5Pectoral-fin spine length17.516.3–21.518.6±1.5Dorsal-fin spine length15.314.1–19.717.7±1.6Pelvic fin length19.617.4–19.818.8±0.7Postcleithral process length12.610.1–14.712.9±1.1Dorsal fin to pelvic fin distance26.222.4–26.223.8±1.2Pelvic fins distance13.710.9–13.712.3±0.7Pelvic fin to anus distance14.511.9–14.513.1±0.8Anus to anal fin distance11.99.8–12.511.4±0.8Percentages of head lengthEye diameter9.48.9–11.810.4±0.8Interorbital distance31.126.3–34.531.7±1.9Snout length39.534.2–39.837.0±1.6Mouth width57.545.9–60.252.5±4.8Head depth39.435.0–50.941.0±4.5Maxillary barbel length75.772.0–92.979.6±5.8Anterior to posterior nostrils distance14.314.3–19.817.0±1.6Posterior nostril to eye distance5.53.4–6.24.8±0.9Posterior nostrils distance20.918.7–23.620.4±1.2