APP 念珠直链藻Melosiramoniliformis(Muller)Agardh,1824(图1)ab图1念珠直链藻Melosiramoniliformis(Muller)Agardh,1824a,b.环面观(girdleview)注:本书图中标尺如无特殊注明均为10μm藻体细胞球形。细胞链直,呈念珠状。广温性底栖种,但在浮游种群中亦能找到。中...[继续阅读]
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念珠直链藻Melosiramoniliformis(Muller)Agardh,1824(图1)ab图1念珠直链藻Melosiramoniliformis(Muller)Agardh,1824a,b.环面观(girdleview)注:本书图中标尺如无特殊注明均为10μm藻体细胞球形。细胞链直,呈念珠状。广温性底栖种,但在浮游种群中亦能找到。中...[继续阅读]
具槽帕拉藻Paraliasulcata(Ehr.)Cleve,1873b(图2)abcd图2具槽帕拉藻Paraliasulcata(Ehr.)Cleve,1873ba,d.环面观(girdleview)同种异名:具槽直链藻Melosirasulcatavar.sulcata(Ehr.)Kiitz,1844;GaillonellasulcataEhr.,1838;OrthosiramarineW.Smith,1856;ParaliamarineHeiberg,1863藻体细胞短圆柱...[继续阅读]
细弱明盘藻HyalodiscussubtilisBailey,1854(图3)ab图3细弱明盘藻HyalodiscussubtilisBailey,1854a.壳面观(valveview);b.环面观(girdleview)藻体壳面隆起呈透镜状。中央无纹区约为壳面直径的1/3,有很细的放射状孔纹;外围孔纹稍大,亦呈放射状排列。色素体片...[继续阅读]
范氏圆箱藻PyxidicualweyprechtiiGrunow,1884(图4)ab图4范氏圆箱藻PyxidicualweyprechtiiGrunow,1884a.壳面观(valveview);b.环面观(girdleview)藻体壳面圆,呈半球形凸起。细胞壁六角形大室明显,壳面中部每10μm3个,壳面边缘每10μm4个(金德祥等,1965,壳面中部每...[继续阅读]
热带环刺藻GossleriellatropicaSchutt,1893(图5)abcd图5热带环刺藻GossleriellatropicaSchütt,1893a～c.壳面观(valveview);d.环面观(girdleview)藻体细胞扁圆盘形,壳缘生一圈粗细相间的长刺。色素体小颗粒状,多数。暖海外洋性种。中国长江口以南海域常见...[继续阅读]
太阳漂流藻Planktoniellasol(Schütt,1893)QianetWang,1996(图6)abcd图6太阳漂流藻Planktoniellasol(Schütt,1893)QianetWang,1996a～c.细胞壳面观(valveviewofcells);d.环面观(girdleview)太阳漂流藻细胞体圆盘形。翼边缘弯曲,放射肋较少。色素体小颗粒状,多数。暖海...[继续阅读]
具边线形圆筛藻Coscinodiscusmarginato-lineatusA.Schmidt,1878(图9)abc图9具边线形圆筛藻Coscinodiscusmarginato-lineatusA.Schmidt,1878a～c.壳面观(valveview)藻体细胞壳面平且圆,直径29μm(金德祥等,1982,直径19～31μm;《海藻志》第五卷,直径10μm)。壳面孔纹大小...[继续阅读]
伽氏筛盘藻Ethmodiscusgazellae(Janish)Hustedt,1930(图30)ab图30伽氏筛盘藻Ethmodiscusgazellae(Janish)Hustedt,1930a,b.环面观(girdleview)标尺均为50μm(scalebar50μm)藻体细胞很大,直径670～850μm(《中国海藻志》第五卷,直径564μm),呈短圆柱形。一壳面隆起,中央平...[继续阅读]