Plate 5 



Figures 1-3. Nonion orbiculare (H. B. Brady). Fig. 1. (After H. B. Brady.) 

 Fig. 2. Hudson Bay. X 60. Fig. 3. (After H. B. Brady.) 

 Faroe Channel. 

 4, 5, 7. Nonion pauperatum (Balkwill and Wright). Fig. 4. (After Balk- 

 ^Yill and Wright.) Fig. 5. (After Hallcyard), off Island of 

 Jersey. Fig. 7. (After Heron-Allen and Earland.) Off south 

 coast of England at Selsey. 

 6. Nonion (?) exponens (H. B. Bradj^, Parker, and Jones). (After 

 type figure.) Abrohlos Bank. 

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