短角弯角藻EucampiazodiacusEhrenberg,1839(图184)abcdefgh图184短角弯角藻EucampiazodiacusEhrenberg,1839a～g.宽环面观(broadgirdleview);h.窄环面观(narrowgirdleview);c.细胞分裂(cellsdivision);b,d.活体(livecells)短角弯角藻又称浮动弯角藻。藻体细胞壳面中部凹下...[继续阅读]

    泰晤士旋鞘藻Helicothecatamesis(Shrubsole)Ricard,1987(图186)abcd图186泰晤士旋鞘藻Helicothecatamesis(Shrubsole)Ricard,1987a～d.细胞链环面观(chainsingirdleview)a～d.标尺为20μm(scalebar20μm)同种异名:泰晤士扭鞘藻StreptothecatamesisShrubsole,1891藻体细胞很扁,宽环面...[继续阅读]

    印度扭鞘藻StreptothecaindicaKarsten,1907(图187)abc图187印度扭鞘藻StreptothecaindicaKarsten,1907a～c.细胞链环面观(chainsingirdleview)本种与泰晤士旋鞘藻(HelicothecatamesisRicard)的区别在于壳面为三叉形,所形成的细胞链为扭转三楞状。热带外洋性种。中...[继续阅读]

    柔弱井字藻EunotogrammadebileGrunow,1955(图188)ab图188柔弱井字藻EunotogrammadebileGrunow,1955a,b.细胞壳面观(valveviewofcells)同种异名:Eunotogrammamarinum(W.Sm)Peragallo藻体细胞壳面豆荚状,两端圆钝。横隔片明显,8个(金德祥等,1991,6～14个;Hustedt,1955,4～16个...[继续阅读]

    加拉星平藻Asteroplanuskarianus(Grunow)GardneretCrawford,1997(图189)ab图189加拉星平藻Asteroplanuskarianus(Grunow)GardneretCrawford,1997a,b.细胞链环面观(chainsinthegirdleview);a.活体(livecells)同种异名:加氏星杆藻AsterionellakarianaGrunow,1880藻体细胞环面观楔形。相邻...[继续阅读]

    长海毛藻ThalassiothrixlongissimaCleveetGrunow,1880(图190)ab图190长海毛藻ThalassiothrixlongissimaCleveetGrunow,1880a,b.完整细胞(entirecells)本种细胞单独生活。较佛氏海毛藻(ThalassiothrixfrauenfeldiiGrunow)更加细长,略弯曲。外洋浮游性种。世界广布性种。中国...[继续阅读]

    冰河拟星杆藻Asterionellopsisglacialis(Castracane)Round,1990(图191)abcdef图191冰河拟星杆藻Asterionellopsisglacialis(Castracane)Round,1990a,c,d,e.细胞链宽环面观(chainsinbroadgirdleview);b,f.细胞链窄环面观(chainsinnarrowgirdleview);e.活体(livecells)同种异名:日本星杆藻...[继续阅读]

    针杆藻Synedraspp.(图192)abcdefg图192针杆藻Synedraspp.a,c～g.环面观(girdleview);b.壳面观(valveview);a～c.活体(livecells)藻体细胞环面观长棍形,壳面观针形。点条纹明显,横列。样品采自青岛沿海、渤海、东海。...[继续阅读]

    菱形海线藻ThalassionemanitzschioidesGrunow,1885(图193)abcd图193菱形海线藻ThalassionemanitzschioidesGrunow,1885a～d.细胞链环面观(chainsinthegirdleview)藻体细胞短棒状。壳面观细胞两端形态相同,末端钝圆。相邻细胞借胶质连成锯齿状或星状群体。色素体...[继续阅读]

    脆杆藻Fragilariaspp.(图195)abcd图195脆杆藻Fragilariaspp.a～c.环面观(girdleview);d.壳面观(valveview)藻体细胞通过壳面连成群体。壳面针形、短棒形或椭圆形。样品于2005年3月份在北黄海采到,数量较多。...[继续阅读]