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Table 1 in Resurrection of Pareiorhaphis Miranda Ribeiro, 1918 (Teleostei: Siluriformes: Loricariidae), and description of a new species from the rio Iguaçu basin, Brazil

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Zenodo2025-07-21 更新2026-05-26 收录
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Table 1. Descriptive morphometrics and meristics of Pareiorhaphis parmula. Values are given as ranges for all measured specimens. Standard length is expressed in mm. Character HolotypeNRangeMeanSDStandard length (mm) 93.32943.5-94.568.410.421Percents of Standard lengthHead length 29.52929.4-33.631.51.081Predorsal length 40.72941.5-45.043.10.835Postdorsal length 42.72939.5-44.541.51.251Dorsal-fin spine length 21.82619.6-23.021.10.879Anal-fin spine length 17.12814.3-17.215.30.643Pectoral-fin spine length 18.82917.2-19.618.40.608Pelvic-fin spine length 22.12918.6-22.921.20.956Uppermost caudal-fin ray 23.62721.8-25.823.60.986Lowermost caudal-fin ray 24.32922.8-26.724.71.036Adipose-fin spine length 7.8265.9-8.46.90.683Thoracic length 16.22815.8-19.417.50.794Abdominal length 24.52923.2-27.825.31.164Cleithral width 28.82927.9-31.029.60.717Body width at anal-fin origin 13.62913.6-15.714.50.620Length of caudal peduncle 38.72934.4-37.935.80.844Depth of caudal peduncle 8.6298.2-9.28.80.272Width of caudal peduncle 5.7294.1-6.75.50.604Percents of head lengthSnout length 58.92953.8-63.059.01.925Orbital diameter 13.82912.7-15.914.10.795Least interorbital width 33.12929.5-35.231.91.118Head depth 57.12949.5-63.856.23.465Mandibular ramus 20.72916.6-21.019.10.942CountsLateral plates in median series 30/302928-3129.60.671Teeth on premaxilla 47/472931-4839.23.804Teeth on dentary 45/452932-4840.23.749Plates lateral to dorsal fin 7296-76.60.494Plates between dorsal/adipose 7297-97.50.574Plates between adipose/caudal 4294-65.10.516Plates lateral to anal fin 3293-43.80.435Plates between anal/caudal 132911-1312.50.574

表1 盾皮锉甲鲶(Pareiorhaphis parmula)的形态测量学与计数性状统计。所有被测标本的各性状值均以区间范围形式呈现,标准体长(Standard length)单位为毫米(mm)。 其中头长、背前长等形态测量性状均以占标准体长的百分比形式给出,具体统计如下: 1. 标准体长(mm):正模值93.3,样本量29,区间范围43.5-94.5,均值68.4,标准差10.421 2. 头长:正模值29.5%,样本量29,区间范围29.4%-33.6%,均值31.5%,标准差1.081% 3. 背前长:正模值40.7%,样本量29,区间范围41.5%-45.0%,均值43.1%,标准差0.835% 4. 背后长:正模值42.7%,样本量29,区间范围39.5%-44.5%,均值41.5%,标准差1.251% 5. 背鳍棘长:正模值21.8%,样本量26,区间范围19.6%-23.0%,均值21.1%,标准差0.879% 6. 臀鳍棘长:正模值17.1%,样本量28,区间范围14.3%-17.2%,均值15.3%,标准差0.643% 7. 胸鳍棘长:正模值18.8%,样本量29,区间范围17.2%-19.6%,均值18.4%,标准差0.608% 8. 腹鳍棘长:正模值22.1%,样本量29,区间范围18.6%-22.9%,均值21.2%,标准差0.956% 9. 最上尾鳍鳍条长:正模值23.6%,样本量27,区间范围21.8%-25.8%,均值23.6%,标准差0.986% 10. 最下尾鳍鳍条长:正模值24.3%,样本量29,区间范围22.8%-26.7%,均值24.7%,标准差1.036% 11. 脂鳍棘长:正模值7.8%,样本量26,区间范围5.9%-8.4%,均值6.9%,标准差0.683% 12. 胸区长:正模值16.2%,样本量28,区间范围15.8%-19.4%,均值17.5%,标准差0.794% 13. 腹区长:正模值24.5%,样本量29,区间范围23.2%-27.8%,均值25.3%,标准差1.164% 14. 匙骨宽:正模值28.8%,样本量29,区间范围27.9%-31.0%,均值29.6%,标准差0.717% 15. 臀鳍起点处体宽:正模值13.6%,样本量29,区间范围13.6%-15.7%,均值14.5%,标准差0.620% 16. 尾柄长:正模值38.7%,样本量29,区间范围34.4%-37.9%,均值35.8%,标准差0.844% 17. 尾柄高:正模值8.6%,样本量29,区间范围8.2%-9.2%,均值8.8%,标准差0.272% 18. 尾柄宽:正模值5.7%,样本量29,区间范围4.1%-6.7%,均值5.5%,标准差0.604% 吻长、眼径等性状以占头长的百分比形式给出,具体统计如下: 1. 吻长:正模值58.9%,样本量29,区间范围53.8%-63.0%,均值59.0%,标准差1.925% 2. 眼径:正模值13.8%,样本量29,区间范围12.7%-15.9%,均值14.1%,标准差0.795% 3. 最小眶间距:正模值33.1%,样本量29,区间范围29.5%-35.2%,均值31.9%,标准差1.118% 4. 头高:正模值57.1%,样本量29,区间范围49.5%-63.8%,均值56.2%,标准差3.465% 5. 下颌支长:正模值20.7%,样本量29,区间范围16.6%-21.0%,均值19.1%,标准差0.942% 计数性状统计如下: 1. 中轴系列侧板数:正模值30/30,样本量29,区间范围28-31,均值29.6,标准差0.671 2. 前颌骨齿数:正模值47/47,样本量29,区间范围31-48,均值39.2,标准差3.804 3. 齿骨齿数:正模值45/45,样本量29,区间范围32-48,均值40.2,标准差3.749 4. 背鳍外侧骨板数:正模值7,样本量29,区间范围6-7,均值6.6,标准差0.494 5. 背鳍与脂鳍间骨板数:正模值7,样本量29,区间范围7-9,均值7.5,标准差0.574 6. 脂鳍与尾鳍间骨板数:正模值4,样本量29,区间范围4-6,均值5.1,标准差0.516 7. 臀鳍外侧骨板数:正模值3,样本量29,区间范围3-4,均值3.8,标准差0.435 8. 臀鳍与尾鳍间骨板数:正模值13,样本量29,区间范围11-13,均值12.5,标准差0.574

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