Table 1 in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus

Table 1.Morphometric data of Paracanthopoma ahriman. Ranges,mean and SD include holotype.Head subunits were obtained with an ocular micrometer and therefore as projections.Abbreviations:min = minimum value;max = maximum value;n = number of specimens;SD = standard deviation.
nholotypeminmaxmeanSDStandard length (mm)619.917.720.119.0Percentages of SLTotal length61.11.11.11.10.0Body depth613.712.614.713.60.7Caudal peduncle length619.219.221.520.00.9Caudal peduncle depth610.38.110.69.80.9Predorsal length676.771.876.774.42.0Preanal length674.770.474.772.21.4Prepelvic length667.163.467.865.91.6Dorsal-fin base length68.26.78.57.60.6Anal-fin base length68.27.48.27.90.3Pectoral-fin length612.312.114.012.90.8Head length617.117.018.317.60.5Percentages of HLHead width687.680.787.684.02.4Head depth640.034.045.940.34.4Pectoral-fin length676.269.278.473.73.8Interorbital616.214.817.916.11.0Eye diameter616.215.017.616.11.0Snout length637.137.037.637.30.2Mouth width624.822.925.924.41.1Anterior internarial width619.017.620.219.01.1Posterior internarial width611.410.111.410.70.6Standard length (mm)1240.2328.850.835.5Percentages of SLTotal length121.11.11.11.10.0Body depth128.17.410.28.90.9Caudal peduncle length1216.416.219.617.51.0Caudal peduncle depth125.04.55.95.40.4Predorsal length1273.171.174.872.51.2Preanal length1276.374.979.076.61.2Prepelvic length1271.569.273.070.70.9Dorsal-fin base length126.24.78.27.61.1Anal-fin base length123.93.75.94.70.7Head length1217.616.520.018.91.3Percentages of HLHead width1256.055.466.161.03.2Head depth1227.620.532.024.93.8Interorbital129.29.213.211.61.2Eye diameter1212.19.013.310.41.5Snout length1243.038.648.844.32.6Mouth width1235.026.745.340.35.8Anterior internarial width1218.917.120.818.31.1Posterior internarial width125.55.08.56.81.0