洛氏鼻鱼 Naso lopezi luò shì bí yú

洛氏鼻鱼，Naso lopezi 体呈长椭圆形而侧扁；尾柄部有二个盾状骨板，各有一个龙骨突。头小，头背平斜，随着成长，成鱼在前头部无角状突起，亦无瘤状突起。口小，端位，上下颌各具一列齿，齿稍侧扁且尖锐，两侧或有锯状齿。背鳍及臀鳍硬棘尖锐，分别具V棘及II棘，各鳍条皆不延长，分别为28-31及27-29；尾鳍截形或微内凹，成鱼之上下鳍条不延长为丝状。体侧上半部一致为蓝灰色且有许多暗色小点，下半部淡色。头部及尾鳍亦有许多暗色小点。

百度翻译提供：

Naso lopezi has a long oval body and a flat side; There are two shield bone plates at the tail handle, each with a keel process. The head is small and the back of the head is flat and oblique. With the growth, the adult fish has no horn like protrusion or tumor like protrusion in the front head. The mouth is small, with an end position. The upper and lower jaw have a row of teeth respectively. The teeth are slightly flat and sharp, with saw teeth on both sides. The dorsal fin and gluteal fin hard spines are sharp, with V spines and II spines respectively, and each fin is not extended, which are 28-31 and 27-29 respectively; The caudal fin is truncated or slightly concave, and the upper and lower fins of adult fish do not extend into filamentous shape. The upper half of the body side is blue gray with many dark spots, and the lower half is light. There are also many dark spots on the head and caudal fin.