Table 1 in Redescription of Ochmacanthus batrachostoma (Miranda-Ribeiro, 1912) (Siluriformes: Trichomycteridae): a possible case of incipient paedomorphism

Table 1. Morphometrics of Ochmacanthus batrachostoma and a juvenile of O. alternus, FMNH 99611. Range values of O. batrachostoma are for holotype and non-type material. MeasurementNOchmacanthus batrachostomaMeanJuvenile of Ochmacanthus alternusHolotypeRangeNValuesStandard length (Ls; mm)2829.1524.60 - 31.3528.16116.37Total length (mm)2831.0026.82 - 33.0129.99117.16% LsPredorsal length2861.5858.72 - 66.1861.87165.55Preanal length2865.6959.59- 71.3864.93165.67Prepelvic length2858.8750.69 - 62.5256.64155.77Caudal peduncle length2825.2125.21 - 31.0828.18132.01Body depth289.747.18 - 9.288.18123.58Caudal peduncle depth288.238.23 - 12.0010.16119.43Dorsal fin length2711.57 - 16.5313.29122.60Anal fin length2811.9011.10 - 15.3813.10122.17Pelvic fin length287.897.72 - 10.298.72119.00Pectoral fin length2811.159.79 - 15.6013.00126.08Caudal fin length275.78 - 8.407.18117.59Head length (Lh)2815.1315.13 - 18.9117.11130.30% LhHead width28100.9489.68 - 107.6099.85191.33Head depth2843.6241.08 - 53.5245.69164.31Maxilarry barbel length2853.2944.95 - 68.3953.89190.93Rictal barbel length2823.3623.36 - 38.6232.46164.52Breadth of mouth2870.3058.32 - 73.9869.00164.72Snout length2827.0723.82 - 31.6128.59150.60Horizontal length of eye2827.0520.18 - 29.3325.56146.77Interocular distance2824.2016.21 - 28.8224.40144.35