54 ON SOME FOEAMINIFEEA FROM THE AHABIAN SEA. [Jan. 15, 



EXPLAJfATION OF PLATE I. 



Fig. 1. Biloculina tuhulosa, Costa (p. 7) ; lateral asjject. x 16. 



2. Hwplofhragmium truncatuliniforme,s,^. nov. (p. 16) : a, superior aspect; 



b, inferior aspect ; c, peripheral aspect. X 30. 



3. Bolivina arenosa, sp. nov. (p. 24) : a, lateral aspect ; b, oral aspect. 



X 20. 



4. Lagena aspera, Reuss, var. spinifera, nov. (p. 27). X 20. 



