有颌类包括硬骨鱼类以及软骨鱼类。

Gnathostomes include the bony Osteichthyes and the cartilaginous Chondrichthyes.

有绦虫成虫寄生的宿主，除刺鲳外，全部为软骨鱼类。

All of those cestode-inhibiting fishes are elasmobranchs, except Psenopsis anomela.

软骨鱼类的地理分布受到水温、水深和海流等环境因子的影响。

The geography distribution of Chondrichthian fishes is influenced by water temperature, water depth and ocean current.

监测调查表明南沙珊瑚礁水域的软骨鱼类在全年均可捕获，产量的变动主要与捕捞努力量相关。

The monitoring survey indicated that Chondrichthyes in the Nansha Islands waters could be captured all the year round, and the yield was mainly related with the fishing effort.

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。

Chondrichthyes (sharks, rays and chimaeras) account for only 2% of gnathostome species, the Osteichthyes accounting for the other 98%.