EXPLANATION OF PLATE 19 (XIX) 



Figs. 1-3, 5-9, X 8; Figs. ,4, 10, X 100. 

 Figures 1-4. — Astrorhiza limicola Sandahl. 



Figs. 1, 3, 4. Off the coast of Norway. 



Fig. 2. Off Torquay, England. 

 Figures 5-10. — Astrorhiza arenaria Norman. 



Fig. 6. Faroe Channel, North Atlantic. 



Figs. 8-10. Porcupine, Faroe Channel, North Atlantic. 



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