弯月蝴蝶鱼 Chaetodon selene wān yuè hú dié yú

弯月蝴蝶鱼,Chaetodon selene，蝴蝶鱼科蝴蝶鱼属。体高而呈卵圆形；头部上方轮廓微凸起，鼻区处凹陷。吻中长，突出。前鼻孔具鼻瓣。前鳃盖缘具细锯齿；鳃盖膜与峡部相连。两颌齿细尖密列，上下颌齿各具10-11列。体被大型鳞片，圆形；侧线向上陡升至背鳍第IX-X棘下方而下降至背鳍基底末缘下方。背鳍单一，硬棘XIII，软条19；臀鳍硬棘III，软条18。体黄色；体侧上部前方具数列向上斜走之淡色小点；自背鳍基底经尾柄至臀鳍上部有一下缘白色之半月形黑斑带；头部具窄于眼径之镶淡黄边的眼带，上眼带黑色，下眼带黄色至黄褐色，且仅向下延伸至鳃盖缘。背、臀及尾鳍黄色；尾鳍后部淡色；胸、腹鳍淡色。尾柄黑色 。

百度翻译提供：

Chaetodon Selene, Phalaenopsis of Phalaenopsis family. The body is tall and oval; The contour above the head is slightly convex and the nose area is concave. The kiss is medium long and prominent. Anterior nostril with nasal flap. Anterior operculum margin serrulate; The operculum is connected to the isthmus. The two jaw teeth are thin and pointed, and the upper and lower teeth have 10-11 rows respectively. The body is covered with large scales, round; The lateral line rises steeply upward below the IX-X spine of the dorsal fin and falls below the end edge of the base of the dorsal fin. Dorsal fin single, hard spine XIII, soft strip 19; Hip fin hard spine III, soft strip 18. Body yellow; In front of the upper part of the body side, there are a series of light colored dots walking obliquely upward; From the base of dorsal fin to the upper part of gluteal fin, there is a white half moon black spot band on the lower edge; The head has an eye band with light yellow edge narrower than the eye diameter. The upper eye band is black, the lower eye band is yellow to yellowish brown, and only extends downward to the edge of the operculum. The back, buttocks and caudal fins are yellow; Light color at the back of caudal fin; Light color of chest and abdominal fins. Tail handle black