遇见数据集

Table 1 in First record of Phenacorhamdia tenebrosa (Schubart, 1964) (Siluriformes, Heptapteridae) from the Paraná river basin in Argentina.

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Table 1. Morphometry of Phenacorhamdia tenebrosa RangeMeanSDStandard length SL37.6-44.7% of SLBody depth11.2-13.311,90,9Cleithral width12.4-14.113,10,7Predorsal length38.6-41.340,11,1Dorsal-fin base10.4-12.011,10,8Dorsal to adipose fin18.4-20.319,20,8Preadipose length67.6-72.570,32,1Adipose-fin length16.9-18.917,90,9Prepelvic length37.7-41.239,01,6Preanal length65.4-68.566,91,3Anal-fin base12.0-13.512,40,7Caudal-peduncle length18.3-20.219,20,8Caudal-peduncle depth6.6-7.26,80,3Upper caudal lobe length21.0-22.621,80,9Lower caudal lobe length22.7-24.623,91,1Head length21.0-22.921,80,9Maxillary-barbel length23.4-34.226,75,0Outer mental-barbel length14.6-17.315,61,3Inner mental-barbel length21.0-26.024,32,3% of HLHead width57.0-60.858,91,8Head depth40.9-43.241,71,0Mouth gape33.7-38.935,92,4Snout length35.4-37.936,71,0Fleshy interorbital20.0-23.221,51,3Eye diameter9.7-12.810,81,4

表1 暗色盲鲇(*Phenacorhamdia tenebrosa*)形态测量学参数 本数据集包含两组相对比例形式的形态测量参数: 第一组以标准体长(Standard Length, SL)为基准: 1. 标准体长:占SL的37.6%~44.7% 2. 体高:范围11.2~13.3,均值11.90,标准差(Standard Deviation, SD)0.9 3. 匙骨宽:范围12.4~14.1,均值13.10,标准差0.7 4. 背鳍前长:范围38.6~41.3,均值40.11,标准差0.1 5. 背鳍基长:范围10.4~12.0,均值11.10,标准差0.8 6. 背鳍至脂鳍间距:范围18.4~20.3,均值19.20,标准差0.8 7. 脂鳍前长:范围67.6~72.5,均值70.32,标准差0.1 8. 脂鳍长:范围16.9~18.9,均值17.90,标准差0.9 9. 腹鳍前长:范围37.7~41.2,均值39.01,标准差0.6 10. 臀鳍前长:范围65.4~68.5,均值66.91,标准差0.3 11. 臀鳍基长:范围12.0~13.5,均值12.40,标准差0.7 12. 尾柄长:范围18.3~20.2,均值19.20,标准差0.8 13. 尾柄高:范围6.6~7.2,均值6.80,标准差0.3 14. 尾鳍上叶长:范围21.0~22.6,均值21.80,标准差0.9 15. 尾鳍下叶长:范围22.7~24.6,均值23.91,标准差0.1 16. 头长:范围21.0~22.9,均值21.80,标准差0.9 17. 上颌须长:范围23.4~34.2,均值26.75,标准差0.0 18. 外颏须长:范围14.6~17.3,均值15.61,标准差0.3 19. 内颏须长:范围21.0~26.0,均值24.32,标准差0.3 第二组以头长(Head Length, HL)为基准: 1. 头宽:占HL的57.0%~60.8%,均值58.90,标准差1.8 2. 头高:占HL的40.9%~43.2%,均值41.70,标准差1.0 3. 口裂宽:占HL的33.7%~38.9%,均值35.90,标准差2.4 4. 吻长:占HL的35.4%~37.9%,均值36.70,标准差1.0 5. 肉质眶间距:占HL的20.0%~23.2%,均值21.50,标准差1.3 6. 眼径:占HL的9.7%~12.8%,均值10.80,标准差1.4

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