Clare Island Survey — Archiannelida and Polychaeta. 47 157 



Fig. 



15 b. Head, dorsal view. x210. 



15 c. Head, ventral view, x 210. 



15 D. Anterior end, lateral view, x 85. 



15 E. Posterior end, dorsal view. x40. 



15 F, Anterior end of everted proboscis, showing jaws and papillae, x 133. 



15 G. Setae from fifth foot, x 800. a = compound seta ; b = upper simple 



seta. 



15 H. Second simple seta from twentieth foot, x 660. 



Plate VIII. 



15. Praegeria remota gen. et sp. nov. (continued). 

 15 I. Fifth foot, x 210. 



15 K. Simple setae from a posterior segment, x 660. a = dorsal seta ; 

 b = second seta. 



16. Paranaitis WaMbergi (Malmgren). Typical setae from mid -body. 



x 530. 



17. My slides bidentata Langerhans. 



17 A. Foot of a mature male, from mid-body, with swimming setae, x 120. 



17 B. Compound setae from mid-body, x 530. a = ventral seta ; b = seta 



from middle of foot. 



18. Mystides limbata de Saint- Joseph. 



18 A. Typical foot from mid-body, x 215. 



18 B. Compound setae from mid-body, x 530. 



19. Mystides boreedis Theel. 



19 A. Entire animal, dorsal view, x 40. 

 19 B. Anterior end, dorsal view, x 132. 

 19 c. Posterior end, dorsal view, x 132. 



1 9 d. Compound setae from mid-body, x 800. 



20. Marphysa frdlax Marion and Bobretzky. Posterior view of anal 



segment, greatly enlarged. 



Plate IX. 



21. Sphaerodorum minutum (Webster and Benedict). 

 21 a. Anterior end, dorsal view. x40. 



21 B. Head, dorsal view, x 210. 



21 c. Posterior end, ventral view, x 140. 



21 d. Sixth foot, front view, x 330. 



21 E. Setae, x 1150. 



