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Showing 1 to 8 of 8 for “"Aquia"”.
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Foraminiferal biostratigraphy and paleoecology of the Aquia Formation near Hanover, Virginia
Foraminifera of the Paleocene Aquia Formation outcropping near Hanover, Virginia were studied in terms of their taxonomy, stratigraphic distribution and abundance. A total of seventy-nine species were described, eight of which have never been reported in the Aquia. Twenty species of planktonic …
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Planktonic foraminiferal biostratigraphy and correlation of the aquia formation in the type area, along the Potomac River, Virginia
Planktonic Foraminifera were examined from the Aquia Formation (Late Paleocene) from 2 localities in the Aquia type area along the Potomac River 7 miles southeast of Stafford, Virginia to: identify taxa present, and to effect biostratigraphic correlation with other Paleocene studies on the Virginia …
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Life history of the endangered dwarf wedgemussel, Alasmidonta heterodon (Lea 1829) (Pelecypoda: Unionidae), in the Tar River, North Carolina and Aquia Creek, Virginia
… from the Tar River, North Carolina and Aquia Creek, Virginia during 1991 and 1992. This mussel is a long-term brooder, spawning in late summer and becoming gravid in September with glochidia maturing in November. Drift net sampling at sites with this species in both rivers during spring …
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Tertiary dinoflagellate, acritarch, and chlorophyte assemblages from the Oak Grove Core, Virginia Coastal Plain
… Coastal Plain. Strata penetrated include the Aquia, Marlboro Clay, and Nanjemoy Formations (Paleocene to Eocene) of the Pamunkey Group and the Calvert and Choptank Formations (Miocene) of the Chesapeake Group. The assemblages are composed of 176 dinoflagellate species and subspecies (82 …
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Geology of the Hanover Academy and Ashland quadrangles, Virginia
… the Patuxent Formation (Cretaceous), the Aquia Formation (Paleocene), and the Marlboro Clay (Eocene), the St. Marys Formation (Miocene), the Brandywine Formation (Miocene), and the Sunderland, Wicomico, and Talbot terraces (?Pilocene·Pleistocene), as well as Recent alluvium. The Hylas …
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Dynamic systems analysis of fossil dinoflagellates from the Atlantic Coastal Plain, USA
… frequency data from Tertiary Pamunky Group (Aquia and Nanjemoy Formations) of the Salisbury Embayment produce 17 discrete groupings. Samples within the Salisbury fossil cluster groups are statistically similar (via ANOVA analysis), but not the same. Therefore they represent paleocommunity …
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Lord Dunmore's Ethiopian Regiment
… skirmishes at St. George's Island, Maryland, and Aquia Creek, Virginia. The fourth chapter evaluates the importance of the Ethiopian Regiment both as an instrument of Dunmore's policy and as a means for slaves to gain their freedom. An appendix includes the names of over two hundred confirmed or …
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Shipyard to Stoneyard: The Capitol Stones at the Intersection of Material and Memory
… historic buildings constructed of the same Aquia Creek sandstone. Due to the Anacostia's shifting shoreline, the site of Building 202 is also a likely location of the wharf at which the Capitol Stones first arrived in the District after being floated upriver from their Stafford County …