28 



PEOTOZOA— HHIZOPODA 



PHYLUM I 



other by means of slit-like apertures. Carboniferous to Recent. Extremely- 

 abundant in the AVhite Chalk. • 



Fig. 14. 



A, Textularla glohifnu Reuss. Upper Cretaceous (Senoniau) ; Pattena\ier Stollen, ne;a- Traunstein, Bavaria. 

 L', BoIU-ina iricrassata Reuss. Upper Cretaceous; Gdtzreuther Graben, near Siegsdorf, Bavaria, r, J'lecunium 

 <lihl,osum d'Orb. Plioceue ; Sienna, Italy. D, Grammostomum (l-idt:uliiin) (immen d'Orb. Recent; Cuba. E, 

 'Oaudryhm rugom d'Orb. Upper Cretaceous. Gotzreuther Graben, near Siegsdorf. F, Clavullna communis 

 d'Orb. Miocene ; Baden, near Vienna. 



Bolivina d'Orb. (Fig. 14, B). Test biserial throughout, aperture elongate, 



Ffo. 15. 



A, BuUmlmi buchlana d'Orb. Miocene (Leitliakalk) 

 Same locality. C, Climaram;m,ina texttilarijbrmis Miiller. 



Xussdorf, near Vienna. B, BiiUmina piipoides d'Ovb. 



Carboniferous Limestone; IJugno, Russia. Longi- 

 tudinal section, ^"/i (after Moller). D, Vlimiwammina pyrifonnh (Miiller). Carboniferous Limestone ; Sloboda, 

 Rus.sia. 20/j (after Moller). E, yali'iilina .'•2^. Eocene (Calcaire Grossier) ; Grignon, near Paris. F, retnilajis 

 conica Ehrbg. Carboniferous Limestone; Bachtin, Russia, ao/j (after Moller). G, Ehrenbergina serrata 

 Reuss. Miocene ; Baden, near Vienna. 



usually wider at one end, hyaline in young, thickened -with age. 

 to Recent. 



Cretaceous 



