Globorotalia puncticulata 1    more

 provided by USGS Reston, Virginia from   Yadkin Pit, Virginia, USA    Yorktown Formation, Pliocene    Taxon Profile

View of a specimen of Globorotalia puncticulata

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

The classification is based upon: Harry J. Dowsett, Linda B. Wiggs: Planktonic foraminiferal assemblage of the Yorktown Formation, Virginia, USA in Micropaleontology; April 1992; v. 38; no. 1; p. 75-86, Plate 1 Fig. 8+9