MancJ tester Memoirs, Vol. liv. (1910), No. IC 21 



Frondicularia, Defrance. 



Frondicularia spatJmlaia, Brady, sp, (PL 2, fig. 22.) 

 A solitary specimen. 



Marginulina, d'Orbigny. 



Marginulina costata, Batsch, sp. (PI. 3, figs, i, 2, 3.) 



Frequent ; see Delos paper for full account of this 



variety. 



Intermediate forms between Cristellaria, and the 



genera Vaginuliiia and Marginulina. (PL 3, figs. 4 — 7.) 

 Fig. 5, PL 3, as Mr. Millett kindly pointed out, has 



the characters of AnipJiicoryne. 



Cristellaria, Lamarck. 



Cristellaria crepidula, Fichtel and Moll, sp. 



Typical and non-typical examples are fairly frequent, 

 and a few are of the ensiform variety. 



Cristellaria rotnlata, Lamarck, sp. 

 The specimens are very rare. 



Cristellaria variabilis, Reuss. 



Four good examples, with the last two chambers 

 erect ; they are without the keel. There is, however, a 

 solitary one which is small, almost round in contour, and 

 with a narrow keel. 



Cristellaria acutauricularis, Fichtel and Moll. (PL 3, fig. 8.) 



Amphicoryne, Schlumberger. 



Amphicoryne, sp. ? 



They correspond to the Delos forms in every 

 particular. 



