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Spiroplectinella cf. mississippiensis

found in Bed 10 of the Calvert Formation,  Calvert Cliffs, Maryland, USA  
in material provided by Yasemin Tulu, John Nance and S. Godfrey from
Calvert Marine Museum    lower Miocene    Taxon Profile

View of a specimen of Spiroplectinella cf. mississippiensis

SEM picture taken together with Dr. Rosenfeldt
head of the Mikrobiologische Vereinigung

The classification is based upon: Snyder, S. W., V. J. Waters, and T. T. Moore 1988.
Benthic foraminifera and paleoecology of Miocene Pungo River Formation sediments
in Onslow Bay, North Carolina continental shelf. In Micropaleontology of Miocene Sediments in the Shallow Subsurface
of Onslow Bay, North Carolina Continental Shelf, ed. S.
W. Snyder. Cushman Foundation for Foraminiferal Research, Special Publication 25:43-96
the old name has been Spiroplectammina
           Spiroplectinella cf. mississippiensis, Calvert Cliffs, Maryland, USA