P. T. CLEVE, PLANKTON COLLECTED BY MK. THORILD WULFF. 381 



Tafl. 16. 



Eulargement 



Fig. 1. Centropages arabicus Clev., female, outline 40 



» 2. Leg of the 1st p 170 



» 3. Leg of tbe 4th p 170 



» 4. Distal margin of the masticatory apparatus 500 



» 5, G. Fifth pair of legs 170 



» 7. St. of the 4th p 500 



» 8, 9. Centropages arabicus male, 5th p. of legs . . . .170 



Tafl. 17. 



Fig. 1. Centropages arabicus male, part of the prehensile antenna 170 



2, 3 Centropages notoceras. Clev., female, outline .... 40 



» 4. Proximal part of the anterior antenna 170 



» 5. Head 170 



» 6. Dorsal spine 500 



> 7. Distal end of the masticatory apparatus 500 



» 8. Leg of the 1st p ■ 170 



» 9. Leg of the 4th p 170 



» 10. St. of the 4th p 500 



Tafl. 18. 



Fig. 1. Centropages notoceras, leg of the 5th p. 170 



» 2. Corycceus erythraus Clev., female, outline 85 



» 3. Antenna of the 2nd p 500 



» 4. Maxilliped 2 500 



» 5. Abdomen and furca 170 



» 6. Leg of the 4th p 500 



» 7, 8. Corycceus erytlirceus male 85 



Tafl. 19. 



Fig. 1. Corycceus erytlirceus, male, abdomen and furca . . . 170 



» 2. Maxilliped 2 500 



s> 3. Antenna of the 2nd p 500 



» 4. Labidocera similis Clev., female, outline 40 



» 5, 6. Fifth pair of legs 170 



Tryckt den 21 januari 1904. 



Stockholm 1904. Kungl. Boktryckeriet. 



