Table 1 in Hemiodus langeanii (Characiformes: Hemiodontidae), a new species from rio Amana, rio Maués-Açú drainage, Amazon basin, Brazil
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Table 1. Morphometrics and meristics of Hemiodus langeanii n. sp., expressed as percent of standard length (SL) or head length (HL). SD = standard deviation. HolotypeParatypesMorphometricsNRangeMeanSDStandard Length (mm)122.4 1886.9 - 133.3116.113.6Percent of Standard LengthBody heigth31.7 1827.1 - 35.332.32.3Snout-dorsal fin distance48.3 1844.1 - 54.149.92.0Snout-anal fin distance83.6 1874.3 - 87.583.12.6Snout-pectoral fin distance25.3 1822.6 - 27.725.61.3Snout-pelvic fin distance56.6 1853.5 - 59.156.21.4Snout-Anus distance79.7 1870.4 - 83.780.03.1Caudal peduncle length11.4 1810.8 - 13.612.60.7Dorsal fin-hypural joint55.8 1854.6 - 59.256.51.2Caudal peduncle heigth9.7 189.5 - 11.010.30.4Pectoral-fin length17.0 1814.6 - 20.217.51.4Pelvic-fin length17.6 1813.2 - 20.917.42.5Anal-fin base length10.4 188.9 - 10.69.60.5Adipose-fin length6.0 185.6 - 6.56.10.4Dorsal fin height26.3 1815.4 - 27.424.03.7Head length23.8 1822.0 - 26.425.01.0Percent of Head LengthPostorbital length38.1 1835.1 - 39.137.51.3Interorbital distance37.1 1830.8 - 37.333.61.7Snout length29.6 1826.5 - 34.230.01.9Eye diameter26.1 1827.2 - 32.730.51.7Mouth width24.1 1820.2 - 24.822.61.5MeristicsDorsal-fin raysii, 9 18ii, 9 - ii, 10--Pectoral-fin raysi, 18 18i, 17 - i, 19--Pelvic-fin raysi, 10 18i, 10 - i, 11--Anal-fin raysii, 10 18ii, 9 - ii, 11--Caudal-fin rays10, 9 1810, 9 - 10, 9--Lateral-line (LL) scales73 1868 - 74--Scales above LL14 1813 - 15--Scales below LL10 189 - 10--Scales between dorsal and adipose fins23 1822 - 23--Circumpeduncular scales20 18---Premaxillary teeth17 1817 - 18--Epibranchial gill rakers38 434 - 38--Ceratobranchial gill rakers47 447 - 50--Branchiostegal rays4 4-4-
表1 兰氏半线脂鲤(*Hemiodus langeanii*)新种的形态测量学与计数性状数据,以标准体长(standard length, SL)或头长(head length, HL)的百分比表示。SD为标准差(standard deviation)。 正模标本:1尾;副模标本:18尾 ### 形态测量学指标(以标准体长百分比计) 1. 标准体长(mm):正模值122.4 mm,副模范围86.9~133.3 mm,均值116.1,标准差13.6 2. 体高:正模值31.7,副模范围27.1~35.3,均值32.3,标准差2.3 3. 吻至背鳍距:正模值48.3,副模范围44.1~54.1,均值49.9,标准差2.0 4. 吻至臀鳍距:正模值83.6,副模范围74.3~87.5,均值83.1,标准差2.6 5. 吻至胸鳍距:正模值25.3,副模范围22.6~27.7,均值25.6,标准差1.3 6. 吻至腹鳍距:正模值56.6,副模范围53.5~59.1,均值56.2,标准差1.4 7. 吻至肛门距:正模值79.7,副模范围70.4~83.7,均值80.0,标准差3.1 8. 尾柄长:正模值11.4,副模范围10.8~13.6,均值12.6,标准差0.7 9. 背鳍至尾下骨关节距:正模值55.8,副模范围54.6~59.2,均值56.5,标准差1.2 10. 尾柄高:正模值9.7,副模范围9.5~11.0,均值10.3,标准差0.4 11. 胸鳍长:正模值17.0,副模范围14.6~20.2,均值17.5,标准差1.4 12. 腹鳍长:正模值17.6,副模范围13.2~20.9,均值17.4,标准差2.5 13. 臀鳍基长:正模值10.4,副模范围8.9~10.6,均值9.6,标准差0.5 14. 脂鳍长:正模值6.0,副模范围5.6~6.5,均值6.1,标准差0.4 15. 背鳍高:正模值26.3,副模范围15.4~27.4,均值24.0,标准差3.7 16. 头长:正模值23.8,副模范围22.0~26.4,均值25.0,标准差1.0 ### 形态测量学指标(以头长百分比计) 1. 眶后长:正模值38.1,副模范围35.1~39.1,均值37.5,标准差1.3 2. 眼间距:正模值37.1,副模范围30.8~37.3,均值33.6,标准差1.7 3. 吻长:正模值29.6,副模范围26.5~34.2,均值30.0,标准差1.9 4. 眼径:正模值26.1,副模范围27.2~32.7,均值30.5,标准差1.7 5. 口宽:正模值24.1,副模范围20.2~24.8,均值22.6,标准差1.5 ### 计数性状 1. 背鳍鳍条:ii, 9 ~ ii, 10,副模18尾 2. 胸鳍鳍条:i, 17 ~ i, 19,副模18尾 3. 腹鳍鳍条:i, 10 ~ i, 11,副模18尾 4. 臀鳍鳍条:ii, 9 ~ ii, 11,副模18尾 5. 尾鳍鳍条:10, 9,副模18尾 6. 侧线鳞(lateral line, LL):68~74,副模18尾 7. 侧线上鳞:13~15,副模18尾 8. 侧线下鳞:9~10,副模18尾 9. 背鳍与脂鳍间鳞片数:22~23,副模18尾 10. 围尾柄鳞:无有效数据,副模18尾 11. 前颌齿:17~18,副模18尾 12. 上鳃骨鳃耙:34~38,副模18尾 13. 角鳃骨鳃耙:47~50,副模18尾 14. 鳃条骨:范围4~4,副模4尾



