Chapter 7 Planktonic Crustacea Part IV Amphipoda Dr. Guo Dong-hui Email: guodh@jingxian.xmu.edu.cn 海洋与环境学院
Chapter 7 Planktonic Crustacea Part IV Amphipoda Dr. Guo Dong-hui Email: guodh@jingxian.xmu.edu.cn 海洋与环境学院
References Chen Q C, 1995. Zooplankton of China seas (2) 陈清潮, 石长泰, 2002. 中国动物志 无脊椎动物 V28 节肢动物门 甲壳动物亚门 端足目 (虫戎)亚目
References Chen Q C, 1995. Zooplankton of China seas (2) 陈清潮, 石长泰, 2002. 中国动物志 无脊椎动物 V28 节肢动物门 甲壳动物亚门 端足目 (虫戎)亚目
1 General morphology Characteristic features 1. a segmented, laterally compressed body, without a distinct carapace 2. with sessile eyes 3. with appendages of different structure and function 4 . abdomen robust，♀♂without sexual differences 5. direct development
1 General morphology Characteristic features 1. a segmented, laterally compressed body, without a distinct carapace 2. with sessile eyes 3. with appendages of different structure and function 4 . abdomen robust，♀♂without sexual differences 5. direct development
1.1 Metamerism head, usually globular, varied with species in shape pereon (thorax), composed of 7 pereonites，each peronite bears a pair of pereopods abdomen, subdivided into pleon (metasome, 前腹部) and urosome (后腹部) telson (尾扇), small, varied with species in shape 1.2 Compound eyes Without eyestalk, pair, enormously developed ommatidia (单眼) , frequently covering most of the surface of the head
1.1 Metamerism head, usually globular, varied with species in shape pereon (thorax), composed of 7 pereonites，each peronite bears a pair of pereopods abdomen, subdivided into pleon (metasome, 前腹部) and urosome (后腹部) telson (尾扇), small, varied with species in shape 1.2 Compound eyes Without eyestalk, pair, enormously developed ommatidia (单眼) , frequently covering most of the surface of the head
PEREON HEAD 3 456 PLEON 7 →UROSOME 2-3 pleopods