Table 21 in A taxonomic revision of the Neotropical electric fish genus Brachyhypopomus (Ostariophysi: Gymnotiformes: Hypopomidae), with descriptions of 15 new species

Table 21. Morphometrics for Brachyhypopomus walteri. HT, holotype; SD, standard deviation; dr., drainage. Data for holotype (nr. Manaus, Amazonas, Brazil) from Sullivan et al. (2013). Range for type region (Central Amazonas drainage) refers to non-type specimens from the vicinity of Tefé, Amazonas, Brazil. Specimens from the Upper rio Paraguay drainage are from Mato Grosso and Mato Grosso do Sul, Brazil. Central Amazonas dr. (type region)Upper Paraguay drainageHTRangeMeanSDnRangeMeanSDnTotal length (TL) (mm)16375-18012724.886106-15412816.614Length to end of anal fin (LEA) (mm)12655-1319216.88672-1068712.015Head length (HL) (mm)14.49.0-16.011.72.2308.5-11.910.01.015Proportion of TL (%)Caudal filament length (CF)22.718.2-35.027.53.68629.0-36.132.61.914Proportion of LEA (%)Head length (HL)11.410.9-13.812.10.82910.2-12.211.40.615Snout to occiput (SO)8.58.9-11.89.90.6297.8-11.49.41.015Snout to anal-fin origin (SA)19.917.8-26.620.52.02914.7-18.916.71.215Snout to pectoral-fin base (PP)12.7-15.213.70.7299.7-14.012.81.215Longest pectoral-fin ray (PRL)5.44.5-7.76.50.7294.9-6.55.70.515Anal fin length (AF)75.0-83.280.32.12780.8-85.983.61.615Longest anal-fin ray (ARL)4.61.3-3.52.10.5283.1-5.24.10.515Body depth at anal-fin origin (BD1)9.2-15.212.51.6299.3-12.210.60.815Body width at anal-fin origin (BW1)3.9-7.05.70.7294.5-5.65.20.415Body depth at anal-fin middle (BD2)6.6-11.28.90.9276.7-9.48.30.715Body width at anal-fin middle (BW2)1.6-2.92.20.3271.6-3.32.40.415Caudal filament length (CF)29.427.9-52.838.86.41840.8-56.448.64.114Proportion of HL (%)Preorbital distance (PR)28.523.3-27.125.41.13020.3-31.623.72.615Mouth width (MW)22.917.1-23.320.81.63022.9-32.228.72.715Internarial distance (AE)17.5-22.219.71.23017.7-21.219.41.015Posterior naris to eye (PE)3.42.0-5.03.40.9302.3-4.93.80.715Orbital diameter (OD)12.511.0-16.313.81.53012.0-15.613.91.215Interorbital distance (IO)23.918.8-24.421.81.43021.5-27.624.32.215Head depth at eye (HD1)44.4-53.249.72.03045.2-51.748.91.715Head width at eye (HW1)42.228.9-42.935.93.43033.3-46.039.13.515Head depth at occiput (HD2)79.067.1-84.776.33.73072.9-84.478.33.415Head width at occiput (HW2)46.2-60.552.24.13047.3-57.152.62.615Postorbital distance (PO)60.0-67.163.31.63060.4-68.065.12.215Branchial aperture (BO)29.716.3-35.426.34.33019.0-30.322.62.915Pectoral-fin base (PB)10.3-15.613.41.43010.3-14.111.61.115Caudal filament depth (CD)23.27.9-19.014.62.42910.3-16.612.91.915Caudal filament width (CW)3.3-6.74.60.9294.3-7.06.00.815Other proportionsBW1 (% of BD1)39.7-52.546.13.43042.3-53.248.62.915BW2 (% of BD2)18.9-28.124.12.12719.0-34.528.73.715