PLATE XXIX. 



Metridia longa, (Lubbock). 



Fig. 1. Adult female, dorsal view. 



— 2. Same, viewed from right side. 



— 3. Adult male, viewed from left side. 



— 4. Frontal part of body, with anterior and posterior lips, lateral view. 



— 5. Natatory leg of 3rd pair of male. 



— 6. — of 2nd pair of female. 



— 7. Extremity of tail with the caudal rami, dorsal view. 



— 8. Last pair of legs of female. 



— 9. Last pair of legs of male. 



— 10. Right leg of same pair, isolated. 



