262 FORAMINIFERA 



Nodosaria (part) of authors. 

 Lingulina (part) of authors. 



Test elongate, with the early chambers showing traces of the 

 biserial ancestry but the later ones in a rectilinear series, very 

 slightly involute; wall calcareous, perforate; aperture narrow, 

 subterminal, semielliptical. 



Cretaceous and Tertiary. 



Genus ELLIPSONODOSARIA A. Silvestri, 1900 



Plate 38, figure 5 

 Genoholotype, Lingulina rotundata d'Orbigny 



Ellipsonodosaria A. Silvestri, Atti Rend. Accad. Sci. Let. Art. Zelanti 



Stud. Acireale, vol. 10, 1899-1900 (1900), p. 4. 

 Nodosaria (part) d'Orbigny, 1846. 



Test elongate, with all the chambers in a rectilinear series, 

 rounded; wall calcareous, perforate; aperture narrow, sub- 

 terminal, subelliptical. 



Cretaceous and Tertiary. 



EXPLANATION OF PLATE 38 



Ellipsoidinidae 



Fig. 



1. PlenrostomeUa pleurostomella (A. Silvestri). (After A. Silvestri). 



a, front view; b, side view; c, apertural view; d, e, sections. 



2. EUipsopleurostonneUa schlichti A. Silvestri. (After A. Silvestri). 



3. Ellipsobulimina seguenzai A. Silvestri. (After A. Silvestri). a, side 



view; b, apertural view; c, section. 



4. Nodosarella salmojraghii Martinotti. (After A. Silvestri). 



5. Ellipsonodosaria rotundata (d'Orbigny). (After A. Silvestri). «, micro- 



spheric; b, megalospheric; E. chapmani A. Silvestri, c, end view; 

 d, section. (After A. Silvestri). 



6. Ellipsoli7igvli7}a impressa (Terquem). (After A. Silvestri). a, front 



view; b, apertural view; c, section. 



7. Ellipsoglandnlina labiata (Schwager). (After A. Silvestri). 



8. Gonatosphaera prolata Guppy. (After Guppy). a, front view; b, 



apertural view; c, section. 



9. ElUpsoidina ellipsoides Seguenza. (After A. Silvestri). a, front 



view; b, apertural view; c, section. 

 10. Ellipsolagena ventricosa (A. Silvestri). (After A. Silvestri). a, 

 front view; b, apertural view; c, section. 



