...They were similar to the modern Oscillatory genus, and were thought to have had the same heterocysts and special reproductive cells (akinetes) as modern species. Others discovered include spherical cyanobacteria ranging in size from 1 to 16 μm, organisms with a shape similar to iron-manganese oxidizing bacteria, and a parachute-shaped structure of about 20 μm named Kakabekia . After Kakabekia was reported as a fossil, prokaryotic microorganisms with a similar shape were found in the soil of Wales, Alaska, Iceland, Hawaii, and other places. ... *Some of the terminology explanations that mention "Kakabekia" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…それらは現生のユレモ属に類似し,現生種にみられる異質細胞や特殊な生殖細胞アキネートakineteと同一の細胞が存在していたらしい。そのほか,大きさ1~16μmにわたる球状のラン藻,鉄マンガン酸化バクテリアに似た形態の生物,カカベキアKakabekiaと命名されたパラシュート形の,20μm程度の構造などが発見されている。カカベキアは化石として報告されて後に,ウェールズ,アラスカ,アイスランド,ハワイなどの土壌中でそれに似た形態の原核細胞の微生物が見つかった。… ※「カカベキア」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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