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作 者:吴宝华[1] 王淑霞 Wu Baohua;Wang Shuxia(Section of zoology, Department of Biology, Hangzhou University)
机构地区:[1]杭州大学生物系
出 处:《Zoological Research》1983年第2期125-134,共10页动物学研究(英文)
摘 要:作者在整理1979—1981年于我省南部和东部各江河中收集的单殖吸虫过程中,发现九个新种现分述如下。文内量度以毫米为单位。模式标本保存于杭州大学生物系动物教研室。1.网状指环虫Dactylogyrus retiformis,新种(图1A.B.) 小型虫体,固着盘与体分界不明显,体长0.361—0.428,宽0.085—0.124;固着盘大小0.057—0.067×0.057—0.076;咽椭圆形,0.021—0.026×0.020—0.025。1.Dactylogyrus retiformis,sp.nov.(fig.1) Location,host and localities:Gills of Zacco platyus (Temminck et Schl-egel),Fenghua,Longquan of Zhejiang Province.This species is similar to D.zaccoi Ma et Li 1982,but differs from the latter in the form and structure of the copulatory organ and in the lack of,ventral connective plate.All measurements of other chitinoid elements of this species arc specific.2.Dactylogyrus retiformis sp.nov.(fig.2) Location,host and localities.Gills of Zacco platyus (Temminck ct Schl-egel),Fenghua and Longquan of Zhejiang Province.This species is similar to D.kurenkowi Gussev.1955,but differs from the latter in the following features:( 1 ) the shape and the size of the central large hooks and the copulatory organ,( 2 ) the shape of ventral connective plate,( 3 ) the shape and length of vagina.3.Dactylogyrus pandus,sp.nov.(fig.3) Location,host and localities.Gills of Gnathopogon imberbis (Sauvage et Dabry),Fenghua of Zhejiang Province.This species resembles D.laymanianus Gussev,1955 but differs from the latter and other congeners in the shape and structure of copulatory tube,its supporting apparatus;and the shape of ventral connective plate.4.Dactylogyrus imberbis,sp.nov.(fig.4) Location,host and localities.Gills of Gnathopogon imberbis (Sauvage et Dabry),Fenghua of Zhejiang Province.This species resembles to D.trulloeformis Gussev,1955,but differs from the latter and other cogeners in the shape and size of the central large hook and the ventral connective plate,especially the shape of copulatory organ.5.Dactylogyrus longquanensis,sp.nov.(fig.5) Location,host and localities.Gills of Barbodes (S pinibarbus) caldwelli (Nichols),Longquan of Zhejiang Province.This species is rather similar to D.sphyrnoidis Gussev,1973,but differs from the latter in the straight long and slender copulatory tube and in the sizes and shapes of other chitinoid elements.6.Dactylogyrus salutaris,sp.nov.(fig.6) Location,host and localities.Gills of Gnathopogon imberbis,Fenghua.This species is nearest to D.maximus Gusse
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