Pennales

Japanese: Pennales
Pennales

... Biddulphia , Chaetoceros , Triceratium , etc. (2)PennalesThe basic shape of the body is lunchbox-shaped, and the pattern on the surface of the shell is bilaterally symmetrical. There are one or two plastids, and sexual reproduction is by the fusion of protoplasm, which emerges in an amoeba-like form between the open upper and lower shells of two close individuals.

*Some of the terminology explanations that mention "Pennales" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…イトマキケイソウBiddulphia,ツノケイソウChaetoceros,ミカドケイソウTriceratiumなど。(2)羽状目Pennales 体の基本形は弁当箱状で,殻の表面の模様は左右相称である。色素体は1~2個で,有性生殖は接近した2個体の開いた上下の殻の間から原形質がアメーバ状に出て接合することによる。…

※「Pennales」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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