EXPLANATION OF PLATE 26 (XXVI) 



Figs. 1-9, X 9; Figs. 10-14, X 45; Figs. 15, 16, X 3; Figs. 17-19, X 60; Fig. 20, X 200. 

 Figures 1-6. — Pelosina cylindrica Brady. 



Figs. 1,4-6. Challenger Sta. 246, North Pacific. (2050 fathoms) 



Figs. 2, 3. Canaries, Atlantic. 

 Figures 7-9. — Pelosina variabilis Brady. 



Northeast coast of New Zealand. 

 Figures 10-14. — Hippocrepina indivisa Parker. 



Figs. 10-12. Gaspe Bay, Mouth of St. Lawrence River, N. Atlantic. 

 Figures 15-20. — Bathysiphon filiformis M. Sars. 



Figs. 17-20. Off coast of Norway, N. Atlantic. 



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