念珠直鏈藻Melosiramoniliformis(Muller)Agardh,1824(圖1)ab圖1念珠直鏈藻Melosiramoniliformis(Muller)Agardh,1824a,b.環(huán)面觀(girdleview)注:本書圖中標尺如無特殊注明均為10μm藻體細胞球形。細胞鏈直,呈念珠狀。廣溫性底棲種,但在浮游種群中亦能找到。中...[繼續(xù)閱讀]

    具槽帕拉藻Paraliasulcata(Ehr.)Cleve,1873b(圖2)abcd圖2具槽帕拉藻Paraliasulcata(Ehr.)Cleve,1873ba,d.環(huán)面觀(girdleview)同種異名:具槽直鏈藻Melosirasulcatavar.sulcata(Ehr.)Kiitz,1844;GaillonellasulcataEhr.,1838;OrthosiramarineW.Smith,1856;ParaliamarineHeiberg,1863藻體細胞短圓柱...[繼續(xù)閱讀]

    細弱明盤藻HyalodiscussubtilisBailey,1854(圖3)ab圖3細弱明盤藻HyalodiscussubtilisBailey,1854a.殼面觀(valveview);b.環(huán)面觀(girdleview)藻體殼面隆起呈透鏡狀。中央無紋區(qū)約為殼面直徑的1/3,有很細的放射狀孔紋;外圍孔紋稍大,亦呈放射狀排列。色素體片...[繼續(xù)閱讀]

    范氏圓箱藻PyxidicualweyprechtiiGrunow,1884(圖4)ab圖4范氏圓箱藻PyxidicualweyprechtiiGrunow,1884a.殼面觀(valveview);b.環(huán)面觀(girdleview)藻體殼面圓,呈半球形凸起。細胞壁六角形大室明顯,殼面中部每10μm3個,殼面邊緣每10μm4個(金德祥等,1965,殼面中部每...[繼續(xù)閱讀]

    熱帶環(huán)刺藻GossleriellatropicaSchutt,1893(圖5)abcd圖5熱帶環(huán)刺藻GossleriellatropicaSchütt,1893a～c.殼面觀(valveview);d.環(huán)面觀(girdleview)藻體細胞扁圓盤形,殼緣生一圈粗細相間的長刺。色素體小顆粒狀,多數(shù)。暖海外洋性種。中國長江口以南海域常見...[繼續(xù)閱讀]

    太陽漂流藻Planktoniellasol(Schütt,1893)QianetWang,1996(圖6)abcd圖6太陽漂流藻Planktoniellasol(Schütt,1893)QianetWang,1996a～c.細胞殼面觀(valveviewofcells);d.環(huán)面觀(girdleview)太陽漂流藻細胞體圓盤形。翼邊緣彎曲,放射肋較少。色素體小顆粒狀,多數(shù)。暖海...[繼續(xù)閱讀]

    具邊線形圓篩藻Coscinodiscusmarginato-lineatusA.Schmidt,1878(圖9)abc圖9具邊線形圓篩藻Coscinodiscusmarginato-lineatusA.Schmidt,1878a～c.殼面觀(valveview)藻體細胞殼面平且圓,直徑29μm(金德祥等,1982,直徑19～31μm;《海藻志》第五卷,直徑10μm)。殼面孔紋大小...[繼續(xù)閱讀]

    伽氏篩盤藻Ethmodiscusgazellae(Janish)Hustedt,1930(圖30)ab圖30伽氏篩盤藻Ethmodiscusgazellae(Janish)Hustedt,1930a,b.環(huán)面觀(girdleview)標尺均為50μm(scalebar50μm)藻體細胞很大,直徑670～850μm(《中國海藻志》第五卷,直徑564μm),呈短圓柱形。一殼面隆起,中央平...[繼續(xù)閱讀]

    條紋小環(huán)藻Cyclotellastriatavar.striata(Kuetz.)Grunow,1880(圖31)abcd圖31條紋小環(huán)藻Cyclotellastriatavar.striata(Kuetz.)Grunow,1880a,d.細胞環(huán)面觀(girdleviewofcells);b,c.殼面觀(valveview)藻體細胞短圓柱形,殼面一半隆起,一半凹下,殼面肋紋粗而明顯。電鏡下,可看...[繼續(xù)閱讀]

    八幅輻環(huán)藻ActinocyclusoctonariusEhrenberg,1838(圖32)abcdef圖32八幅輻環(huán)藻ActinocyclusoctonariusEhrenberg,1838a～f.殼面觀(valveview);f.活體(livecell)同種異名:愛氏輻環(huán)藻Actinocyclusehrenbergiivar.ehrenbergiiRalfs,1861藻體殼面孔紋呈束狀排列,中央部分孔紋稀疏,殼...[繼續(xù)閱讀]