22 SiDEBOTTOM, Formumifera froiu the Island of Delos. 



Plate II. 

 Figs. Page. 



I — 3. Spirillina vivipara, Ehrenberg, varieties x 75 ... 6 



4. „ vivipara, Ehrenberg, var. 



carinafa, Halkyard x 75 ... 8 



5. ,, vivipara, Ehrenberg, vaf. com- 



/>/a«rt/'a, Jones and others, var. x 50 ... 8 



6. . ,, decorata, Brady, var. x 75 ... 8 

 7, 8. „ ornata, n. sp. x 75 ... g 



9. „ lucida, n. sp. x 75 ... g 



