Foraminifera by:    Genus     Locality    Fossil    Query    Calcarina hispida, Foraminifera Dentalina globifera, Foraminifera Uvigerina peregrina, Campos, Brazil, Foraminifera Flag german      Key to Species    Articles     About     

Diatom: Actinoptychus sp. 1    

found in Bed 4-9 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 one specimen of Actinoptychus sp. with attached sediment

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

The classification is based upon: Power, Eric R.:
Diatom biostratigraphy 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., 1988
Ed. W. Snyder. Cushman Foundation for Foraminiferal Research, Special Publication 25:97-161 Plate 1, Fig. 9-14

None foraminiferans are not added to the database
           Actinoptychus sp., Calvert Cliffs, Maryland, USA