194 THREE CRUISES OF THE " BLAKE. 



/ 



Fig. 1 19. — Globigerina bnlloides. ^ | <> . (Challenger. ) 



excellent opportunity of seeing a number of GlobigerinaB (Fig. 

 119) and Orbulinse ^ alive on one occasion to the we.stward of 



^ The genetic connection, if there be gather, is not kno^\Ti. It may be a case 

 any, between Orbulina and Globigerina, of dimorphism. See chapter on Rhizo- 

 which are always found associated to- pods, voL iL 



