Table 2 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species

Table 2. Morphometrics for Characidium duplicatum, new species (n ¼ 20), and C. wangyapoik, new species (n ¼ 21).
Characidium duplicatumCharacidium wangyapoikMeasurementAvg.SDMin.Max.Avg.SDMin.Max.Standard length (SL; mm)27.819.639.461.451.373.6%SLHead length (HL)25.51.722.628.621.70.920.022.8Prepectoral distance22.51.819.826.318.50.916.719.9Prepelvic distance58.22.053.561.154.41.152.056.4Preanal distance77.62.572.883.179.41.477.482.3Anal–apex distance98.57.594.5129.597.31.794.6100.3Body width16.01.014.518.715.10.614.216.6Body depth at dorsal-fin origin16.01.613.218.618.71.016.520.0Body depth at anal-fin origin11.61.09.113.214.31.113.017.6Least caudal peduncle depth8.21.06.310.99.10.57.910.0First pectoral-fin ray length19.51.716.323.316.71.214.819.1Greatest pectoral fin distance35.01.931.037.833.32.028.936.8%HLSnout length33.02.926.540.038.62.233.944.2Snout-maxillary tip distance20.92.417.426.423.11.819.625.9Anterior nostril–orbit14.11.510.316.816.71.314.419.2Posterior nostril–orbit6.81.64.410.96.71.04.69.1Cheek depth21.12.616.529.025.02.321.629.6Orbital diameter29.82.825.437.522.61.519.426.0Interorbital distance18.92.513.522.321.91.617.924.1