…A subclass of bony fish, the Actinopterygii. The Actinopterygii are further divided into three superorders, Chondrostei (soft-finned fish), Holostei (holostei), and Teleostei (teleostei), in order of primitiveness. The rays of the pectoral fin are attached to the coracoid and scapula of the shoulder girdle via the elongated bones. … *Some of the terminology explanations that mention "Holostei" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…硬骨魚類の1亜綱Actinopterygii。条鰭亜綱はさらに原始的な順に軟質類Chondrostei,全骨類Holostei,真骨類Teleosteiの三つの上目に分けられる。胸びれの鰭条は射出骨を介して肩帯の烏口(うこう)骨や肩甲骨に付着する。… ※「Holostei」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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