PLATE 24 



? Adnatosphaeridium patulum sp. nov. 

 Fig. 1. Specimen with archaeopyle. V. 51975(2). X330. 

 Fig. 2. Holotype Complete specimen. ¥.51977(1). X330. 



Adnatosphaeridium vittatum gen. et sp. nov. 

 Fig. 3. Complete specimen. ¥.51753(4). X500. 

 Fig. 7. Holotype with apical archaeopyle. ¥.51976(1). X500. 



Membranilarnacia reticulata sp. nov. 

 Fig. 4. Holotype. ¥.51959(2). X500. 

 Fig. 6. Specimen with apical archaeopyle. ¥.51754(2). X500. 



Adnatosphaeridium multispinosum sp. nov. 

 Fig. 5. Specimen with apical archaeopyle. ¥.51975(1). x66o. 

 Cannosphaeropsis reticulensis Pastiels 

 Fig. 8. Complete specimen. ¥.51964(3). X500. 



