PROTOZOA — FORAMINIFERA. 21 



Gallery X. 



Fig. 3. — Examples of Foraminifera : — 



MiLiOLiDAE — a, Cornuspira ; b, Qimiqiieloculina ; c, Peneroplis : all 



Tertiary to Eecent. 

 JjITXJOIjI'da^— d, Litiiola, Carboniferous to Eecent; e, Trochammina, 



Lower Lias to Recent. 

 Lagenidae — /, Lagena ; g, Nodosaria ; h, Marginulina : all Cambrian 



to Recent ; i, Frondicularia, Permian to Recent ; j, Polymorphina, 



Trias to Recent. 

 Globigerinidae — Globigerina, Cambrian to Recent. 

 Textulariidae — I, Textularia, Cambrian to Recent ; m, Cassidulina, 



Lower Cretaceous to Recent ; n, Bulimina, Jurassic to Recent. 



