Table I in Mastiglanis durantoni from French Guyana, a second species in the genus (Siluriformes: Heptapteridae), with a CT scan survey of phylogenetically-relevant characters

Table I. – Morphometric values of Mastiglanis durantoni. Data are expressed as proportions of SL or of HL (starting with head depth).
HolotypeAverageRangeStandard length (mm)63.755.9944.9-68.3Predorsal length0.350.35234.4-36.3Preanal length0.690.69468.2-70.9Prepelvic length0.430.42241.4-43.0Preadipose length0.650.66365.0-67.1Caudal peduncle length0.240.22621.1-24.0Caudal peduncle depth0.050.0474.3-5.3Adipose fin length0.220.21219.7-22.8Dorsal fin to adipose fin0.20.19918.5-21.2Anal fin base0.090.0978.9-11.4Dorsal fin spine length0.390.439.0-41.4Length of 1st branched dorsal fin ray0.210.23621.0-25.8Length of 2nd branched dorsal fin ray0.180.19117.5-20.9Dorsal fin base0.120.11510.0-12.4Pelvic fin length0.160.17116.0-18.4Pectoral fin spine length0.540.51138.1-60.1Length of 1st branched pectoral fin ray0.170.18717.0-20.3Length of 2nd branched pectoral fin ray0.160.15114.0-16.8Body depth0.10.11310.0-12.8Body width0.150.15514.2-17.1Maxillary barbel length0.720.67656.2-77.8Outer mental barbel length–0.38526.0-43.2Inner mental barbel length–0.18314.9-29.6Head length0.230.23723.0-24.6Head depth0.340.40534.0-44.4Head Width0.640.64157.5-74.1Bony interorbital0.080.0958.0-10.6Fleshy interorbital0.120.14312.0-16.5Eye diameter0.230.23221.0-25.2Preorbital length0.380.38836.5-40.9Snout length0.40.39836.5-42.0Internarial length0.160.1816.0-22.1Anterior internarial width0.140.14112.1-15.7Posterior internarial width0.10.1018.8-11.2
Table I. – Morphometric values of Mastiglanis durantoni. Data are expressed as proportions of SL or of HL (starting with head depth).