4 SiDEBOTTOM, Foraminifera from the Island of Delos, 



or six well marked teeth, the test also is wider than in 

 the typical form, approaching B. ringens (Lam.) van 

 denticulata, Brady. Very rare. 



*Biloculina ringens, Lamarck, sp. 



Biloculina ringens (Lam.), Brady ('84), p. 142, pi. 3^ 

 figs. 7, 8. 



The type is very rare, as with few exceptions a third 

 chamber is slightly exposed, causing it to be triloculine. 



Biloculina depressa, d'Orbigny. 



Biloculina depressa (d'Orb.), Brady ('84), p. 145, pi. 2^ 

 figs. 12, 15-17, pi. 3, figs. I, 2. , 



B. depressa (d'Orb.), Flint ('99), p. 294, pi. 40, fig. i. 

 Very rare, only two found. 



Biloculina bulloides, d'Orbigny. 



Biloculina bulloides (d'Orb.), Brady ('84), p. 142, pi. 2, 

 figs. 5-6. 



The one specimen found is not typical, the penulti- 

 mate chamber running up to the aperture and being 

 more flush with the last chamber than is represented in 

 Brady's figures. Very rare. 



* Biloculina tubulosa, Costa. 



Biloculina tubulosa (Costa), Brady ('84), p. 147, pi. 3^ 

 fig. 6 a, b. 



Only two found ; the edges of the chambers are very 

 sharp, and in one of the specimens the mouth is deformed. 

 Very rare. 



Biloculina comata, Brady. 

 Biloculina comata, Brady ('84), p. 144, pi. 3, fig. 9. 

 Only two found and they are both small. Very rare. 



