Polypterus

Japanese: Polypterus
Polypterus

…On the other hand, the primitive soft-finned fishes are extinct, leaving only a dozen or so species of sturgeons, and the holosteans are extinct, leaving only the Amia and several Lepisosteus species in North America. The Polypterus (polypterid fishes) were once considered to be a group of soft-finned fishes, but are now often placed in a separate, independent subclass. [Ueno Teruya]. …

*Some of the terminology that mentions "Polypterus" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…一方,原始的な軟質類は十数種ほどのチョウザメ類を残し,また全骨類は北アメリカ大陸のアミアAmiaとレピゾステウスLepisosteus数種を残して絶滅した。ポリプテルスPolypterus類(多鰭類)は軟質類の一群とされたこともあったが,現在では別の独立した亜綱に入れられることが多い。【上野 輝弥】。…

※「Polypterus」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

<<:  Polyscias balfouriana (English spelling)

>>:  Polyscias filicifolia (English spelling) Polysciasfilicifolia

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