Gnathostomes include the bony Osteichthyes and the cartilaginous Chondrichthyes.
有颌类包括硬骨鱼类以及软骨鱼类。
Chondrichthyes (sharks, rays and chimaeras) account for only 2% of gnathostome species, the Osteichthyes accounting for the other 98%.
软骨鱼类(鲨鱼、鳐、银鲛)仅占有颌类物种数的2%,其余98%的有颌类都属于硬骨鱼类。
Acipenser is an old fish group in Osteichthyes because it finds favour in people 's eyes with high not only nutrition but economic value.
鲟鱼是硬骨鱼系中一类古老的类群,由于具有极高的营养价值而倍受人们的青睐,经济价值较高。
Osteichthyes the formerly recognized class Osteichthyes is not a monophyletic group. It now has the status of a vernacular to include the fish-like Sarcopterygii and the actinopterygians.
硬骨鱼系先前公认的硬骨鱼系的层级不是一个单源的群。它现在有专门的地位,包括像鱼一样的肉鳍次亚纲与条鳍次亚纲。
Osteichthyes the formerly recognized class Osteichthyes is not a monophyletic group. It now has the status of a vernacular to include the fish-like Sarcopterygii and the actinopterygians.
硬骨鱼系先前公认的硬骨鱼系的层级不是一个单源的群。它现在有专门的地位,包括像鱼一样的肉鳍次亚纲与条鳍次亚纲。
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