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Class: Rotaliata    Subclass: Rotaliana    Order: Bolivinitida    Family: Bolivinidae
Bolivina calvertensis Dorsey, 1948
     Morphological Attributes:
Wallmaterial: hyaline
Overall appearance: elongate
Coiling: biserial
Chamberform: triangular to trapezoid
Aperture Position: basal
Aperture Form: round oval reniform, tooth, no neck, no lip
Sutures: depressed, curved, --
Ornamentation: --, striate, --, --



identified by M. Hesemann

Neogene
Miocene
Langhian
East Coast
Calvert Cliffs
FEU-1000221
221