THE XATURALIST, 191 1. 
Plaie VI, 
North Sea Foraminifera. 
Fig. 1 —Reophax nndulosa Brady, x 120. 
2 .3,i.—Haplophiagmitinipsetidospira:e Will, sp., x 40 
5.0. — .. crassiinargo Norman, x 30. 
7. 8. Clauulina obscura Chaster, x 100. 
.. 0. — Spiroplecta bifotmis Parker & Jones, sp . x 120. 
10. Lagena cymbula Heron-Alien \ Earlaml. Superior view, x 250. 
>> 11. — ,, ,, ,, Inferior view, x 250. 
,. 12. — .. ,. ,. Edge view, x 250. 
.. 13, 14. 15 . — Globigerina mbra d'Orbigny. X 120. 
