The dragonfish has a long barbel attached to its chin.
眼大，圆形。鼻孔小而不显。口小，下位。两颌无
。
The dragonfish has a long barbel attached to its chin.
眼大，圆形。鼻孔小而不显。口小，下位。两颌无 。
Dragonfish or Arowana: Within primitive fish and also tropical fish, but people list it sole customarily.
鱼:本属古代鱼类也可属热带鱼类,但
们习惯将其单列一类.
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类均由互联网资源自动生成，部未经过
工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
