Annals of the South African Museum, Volume 16The Museum, 1933 - Natural history |
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Page 509
... Volvox was first found lies in an excava- tion roughly 40 yards in diameter and about 3 feet deep in the deepest part . It was made some eight years ... Volvox Volvox and Associated Algae from Kimberley . 509 Field Observations and Records.
... Volvox was first found lies in an excava- tion roughly 40 yards in diameter and about 3 feet deep in the deepest part . It was made some eight years ... Volvox Volvox and Associated Algae from Kimberley . 509 Field Observations and Records.
Page 526
... Volvox , in the hope , first , of clearing up various points as regards the identity of the South African species , and , secondly , of possibly adding to our knowledge of the genus Volvox as a whole . At the same time a careful study ...
... Volvox , in the hope , first , of clearing up various points as regards the identity of the South African species , and , secondly , of possibly adding to our knowledge of the genus Volvox as a whole . At the same time a careful study ...
Page 639
... Volvox , " Beitr . zur Biol . der Pfl . , vol . vi , pp . 1-20 . DANGEARD , P. A. , and DangearD , P. , 1924.— “ Rech . sur le vacuome des Algues inf . , " C.R. Acad . des Sci . Paris , vol . clxviii ( 1 ) , pp . 1038-1042 . DENDY , A ...
... Volvox , " Beitr . zur Biol . der Pfl . , vol . vi , pp . 1-20 . DANGEARD , P. A. , and DangearD , P. , 1924.— “ Rech . sur le vacuome des Algues inf . , " C.R. Acad . des Sci . Paris , vol . clxviii ( 1 ) , pp . 1038-1042 . DENDY , A ...
Contents
Observations on the Genus Volvox in Africa By FLORENCE RICH | 429 |
Introduction | 439 |
Volvox Rousseletii G S West | 450 |
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Africa algae antheridium antheridium mother-cells appear asexual colonies aureus Cape Flats capensis cell-division chloroplast cilia coenobia coenobium collected complete connecting strands containing culture daughter colonies diameter dioecious division elongated embryo embryo colonies endospore enlargement equatorial escape Eudorina eyespot female colonies gelatinous germination globator gonidia gonidium hollow inversion Juveniles Kimberley Kuschakewitsch large number latter Linyanti Linyanti River living material lobes M. A. P. Neill male colonies methylene blue monoecious N'gamo nucleolus nucleus number of cells number of daughter observations occasionally oospheres oospores phase phialopore phytoplankton Plate XVIII pool pore posterior pole protoplasmic connections protoplast pyrenoid reproductive cells Rich and Pocock Rietfontein ripe oospores Rotifers rounded seen sexual colonies Shaw slightly smaller somatic cells species of Volvox sperm bundles sperm globoids spermatozoids spherical spines spore stained surface view usually vacuoles vesicle vleis Volvox africanus Volvox gigas Volvox Rousseletii wall young colony