Table 7 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 7. Morphometric data of Paracanthopoma irritans. 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)516.714.017.215.8Percentages of SLTotal length51.11.11.11.10.0Body depth514.413.616.014.61.0Caudal peduncle length521.621.623.522.60.7Caudal peduncle depth59.68.310.69.51.1Predorsal length572.069.772.671.21.2Preanal length570.468.170.469.11.0Prepelvic length564.862.164.863.51.2Dorsal-fin base length58.07.78.88.30.4Anal-fin base length58.07.68.58.10.4Pectoral-fin length512.010.612.411.60.9Head length517.616.718.617.50.8Percentages of HLHead width576.973.376.975.51.6Head depth540.734.945.140.43.7Pectoral-fin length567.060.468.664.03.7Interorbital511.011.012.811.60.9Eye diameter517.614.018.717.01.9Snout length536.334.139.637.02.5Mouth width526.423.326.425.41.3Anterior internarial width515.413.416.515.61.3Posterior internarial width55.53.35.54.51.0Standard 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