TABLE 1 in Two new species of Leptolaimus (Nematoda: Plectida) from Chinese sea area
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TABLE 1. Individual measurements of Leptolaimus gracilis sp. nov. and L. hamatus sp. nov. (in µm except a, b, c, c′ and V%) a, ratio of body length to maximum body diameter; b, ratio of body length to pharynx length; c, ratio of body length to tail length; c′, ratio of tail length to cloacal or anus body diameter; V%, position of vulva from anterior end expressed as a percentage of total body length; -, no data. Leptolaimus gracilis sp. nov.Leptolaimus hamatus sp. nov.♂1♂2♂3♀1♂1♂2♂3♀1♀2Total body length9809781001936690642624700682Maximum body diameter14.712.813.314.5202119.52420Head diameter54.54.5454.5444Length of cephalic setae65662.52232.5Length of buccal cavity2122201924-181816Diameter of amphidial fovea4.53.544443.533Body diameter at amphidial fovea87.57.57.588888Amphidial fovea from anterior end14141511131212.51312Length of pharynx137143150128136145128139134Body diameter at pharyngeal base13131213181918.52119Length of cardia6.5710789798.5Spicules length along arc181818-222224--Length of gubernaculum121311-8911--Number of precloacal supplements888-666--Vulva from anterior end---456---334341Body diameter at vulva---14---2420V%---49---4850Body diameter at cloaca or anus14.412.512.59.51718171514Tail length10511184116110102101118106a66.776.475.264.634.530.633.129.234.1b7.16.96.77.35.14.45.05.05.1c9.38.811.98.06.36.36.45.96.4c′7.38.96.212.26.55.75.97.77.6
表1 纤细细咽线虫新种（Leptolaimus gracilis sp. nov.）与钩状细咽线虫新种（Leptolaimus hamatus sp. nov.）的个体测量数据（除a、b、c、c′及V%外，单位均为µm）。 各参数定义如下： a：体长与最大体宽的比值； b：体长与咽长的比值； c：体长与尾长的比值； c′：尾长与泄殖腔或肛门处体径的比值； V%：阴门位置占总身长的百分比（以前端为基准）； 符号“-”代表无有效数据。 测量数据如下： | 测量项 | 纤细细咽线虫新种♂1 | 纤细细咽线虫新种♂2 | 纤细细咽线虫新种♂3 | 纤细细咽线虫新种♀1 | 钩状细咽线虫新种♂1 | 钩状细咽线虫新种♂2 | 钩状细咽线虫新种♂3 | 钩状细咽线虫新种♀1 | 钩状细咽线虫新种♀2 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 体长 | 980 | 978 | 1001 | 936 | 690 | 642 | 624 | 700 | 682 | | 最大体宽 | 14.7 | 12.8 | 13.3 | 14.5 | 20 | 21 | 19.5 | 24 | 20 | | 头径 | 5 | 4.5 | 4.5 | 4 | 5 | 4.5 | 4 | 4 | 4 | | 头刚毛长 | 6 | 5 | 6 | 6 | 2 | 2.5 | 2 | 3 | 2.5 | | 口腔腔长 | 21 | 22 | 20 | 19 | 24 | - | 18 | 18 | 16 | | 化感器窝（amphidial fovea）直径 | 4.5 | 3.5 | 4 | 4 | 4 | 4 | 3.5 | 3 | 3 | | 化感器窝处体径 | 8 | 7.5 | 7.5 | 7.5 | 8 | 8 | 8 | 8 | 8 | | 化感器窝距前端距离 | 14 | 14 | 15 | 11 | 13 | 12 | 12.5 | 13 | 12 | | 咽长 | 137 | 143 | 150 | 128 | 136 | 145 | 128 | 139 | 134 | | 咽基部体径 | 13 | 13 | 12 | 13 | 18 | 19 | 18.5 | 21 | 19 | | 贲门（cardia）长 | 6.5 | 7 | 10 | 7 | 8 | 9 | 7 | 9 | 8.5 | | 弧形交合刺（spicules）长 | 18 | 18 | 18 | - | 22 | 22 | 24 | - | - | | 引带（gubernaculum）长 | 12 | 13 | 11 | - | 8 | 9 | 11 | - | - | | 泄殖腔前附属器（precloacal supplements）数量 | 8 | 8 | 8 | - | 6 | 6 | 6 | - | - | | 阴门距前端距离 | - | - | - | 456 | - | - | - | 334 | 341 | | 阴门处体径 | - | - | - | 14 | - | - | - | 24 | 20 | | 阴门位置百分比（V%） | - | - | - | 49 | - | - | - | 48 | 50 | | 泄殖腔或肛门处体径 | 14.4 | 12.5 | 12.5 | 9.5 | 17 | 18 | 17 | 15 | 14 | | 尾长 | 105 | 111 | 84 | 116 | 110 | 102 | 101 | 118 | 106 | | a比值 | 66.7 | 76.4 | 75.2 | 64.6 | 34.5 | 30.6 | 33.1 | 29.2 | 34.1 | | b比值 | 7.1 | 6.9 | 6.7 | 7.3 | 5.1 | 4.4 | 5.0 | 5.0 | 5.1 | | c比值 | 9.3 | 8.8 | 11.9 | 8.0 | 6.3 | 6.3 | 6.4 | 5.9 | 6.4 | | c′比值 | 7.3 | 8.9 | 6.2 | 12.2 | 6.5 | 5.7 | 5.9 | 7.7 | 7.6 |
