JOURNAL 



OF THE 



ROYAL MICROSCOPICAL SOCIETY. 



OCTOBER 18S6. 



TRANSACTIONS OF THE SOCIETY. 



XII. — On some Microzoa from the London Clay exposed in the 

 Drainage Works, Piccadilly, London, 1885. 



By Charles D. Sherborn and Frederick Chapman. 



CBead 13th October, 18S6.) 



Plates XIV., XV., axd XVI. 



The excavation made in Piccadilly in 1885 gave us an oppor- 

 tunity of examining the London Clay there, and investigating its 

 fossil microzoa. The specimens include both Foraminifera and 

 Ostracoda, the latter being very rare. After a few preliminary 

 words on the nature of the London Clay at this point, we will 



EXPLANATION OF PLATES XIV, XV, XVI. 

 Plate XIV. 



Fig. 1. — MUiolina seminulam (Liiine), x 20. dianis. 

 „ 2. „ clrcularis (Borueniann), x 20. 



,, 3. „ communis (Desbayes), x 20. 



„ 4. „ secerns (d'Orbigny), x 20. 



„ 5. „ Fei-ussacii (d'Orbigny), x 50. 



„ 6a, 6. — Textularia agglutinins d'Orbigny, X 50. 

 „ 7. — Gaudryina pupoides d'Orbigny, x 20. 

 „ 8. — Bigenerina capreolus (d'Orbigny), x 50. 

 „ 9. — Yerneuilina tricarinata d'Orbigny, x 20. 



Clavulina, see plate XV. fig. 1. 



Bidimina, see plate XVI. fig. 1. 

 ., 10. — Bolivina punctata d'Orbigny x 50. 



Cassidulina, see plate XVI. fig. 2a, b. 

 „ 11. — Lagena globosa (Montagu), x 50. 

 „ 12. „ „ „ var., x 20. 



„ 13. „ hevis (Montagu), x 50. 

 „ 14. „ apicdata Reuss, X 20. 



., 15. „ vulgaris Williamson, v. oxystoma Reuss, x 50. 

 „ 16. „ stt-iata (d'Orbigny), x 50. 



,, 17. „ „ „ var., x 50. 



„ 18. „ sulcata Walker and Jacob, x 50. 

 „ lda-d. ,, (Obliquind) oviformis n. sp. X 20. 

 Ser. 2.— Vol. VI. 3 C 



