﻿Manchester Memoirs, Vol. xlix. (1905), No. 5. 5 



Lituola (Placopsilina) cenomana (d'Orb.), Carpenter, 

 Parker and Jones ('62), p. 143. pi. II, figs. 11-14. 



Placopsilina cenomana (d'Orb.), Brady ('84), p. 315, 

 pi. 36, figs. 1-3. 



One fine specimen found. It is coiled round a small 

 stone, and is roughly built up of minute white sand 

 grains. Very rare. 



TROCHAMMININJi. 



Ammodiscus, Reuss. 

 *Ammodiscus incertus, d'Orbigny, sp. 



Operculina incerta, d'Orbigny ('39), p. 49, pi. 6, figs. 

 16, 17. 



Ammodiscus incertus (d'Orb.), Brady ('84), p. 330, pi. 

 38, figs. 1-3. 



A. incertus (d'Orb.), Goes ('94), p. 31, pi. 6, figs. 238, 



239- 



Only three found, and they are white in colour and 

 small. Very rare. 



Trochammina, Parker and Jones. 

 Trochammina squamata, Parker and Jones. 

 * Trochammina squamata (P. and J.) Parker and 

 Jones ('65), p. 407, pi. 15, fig- 30. 



T. squamata (P. and J.), Egger ('93), p. 264, pi. 5, figs. 

 4-6. 



T. squamata (P. and J.), Brady ('84), p. 337, pi. 41, fig. 3. 

 The specimens are very small, but characteristic. 

 Frequent. 



^Trochammina ochracea, Williamson, sp. (PI. 1, fig. 8). 



Rotalina ochracea, Williamson ('58), p. 55, pi. 4, fig. 

 112, and pi. 5, fig. 113. 



