1st Record: Willis Wharf/VA/Hog Island Bay (1955, Sieling 1960) [However, old shells, perhaps 80-100 years old were found in excavations in the now-closed Green Run Inlet, Chincoteague Bay, suggesting an early introduction, probably before 1883, when the inlet became unnavigable (Sieling 1960).
between George Island Landing and Girdlletree landing, Worcester County/MD/Chincoteague Bay (1957, Sieling 1960); Green Run Inlet/MD/Chincoteague Bay (old shells, in sand, Sieling 1960; Counts and Bashore 1991, Prezant et al. 2002); 1957, Tom's Cove/VA/Chincoteague Bay (Sieling 1960; Counts and Bashore 1991, Prezant et al. 2002); Willis Wharf/VA/Hog Island Bay (Sieling 1960); Norfolk/VA/Willoughby Bay (1955, an old worn shell, US National Museum of Natural History collections); Newport News/VA/Deep Creek, James River (USNM 1091021, 2005, Harding and Harasewych 2007, 4 specimens); Williamsburg/VA/Back River (USNM 1091020, 2006, Harding and Harasewych 2007, 14 specimens)
ReferencesCounts, Clement L. III; Bashore, Terry L. (1991) Mollusca of Assateague Island, Maryland and Virginia: A reexamination after seventy-five years., Veliger 34(2): 214-221
Harding, Juliana M.; Harasewych, M. G. (2007) Two modern records for the southenr oyster drill Stramonita haemastoma floridana (Conrad, 1837( in Chesapeake Bay, USA., Nautilus 121(3): 146-158.
Prezant, Robert; Counts, Clement L.; Chapman, Eric J. (2002) Mollusca of Assateague Island, Maryland and Virginia: additions to the fauna, range extensions, and gigantism., Veliger 45: 337-355
Sieling, Fred W. (1960) A notable range extension of the southern drill, Thais haemastoma floridana, into Chincoteague Bay, Chesapeake Science 1: 212-215