7 



no number); Cedar Hall (RHM no number); Isle of Wight, near Bishopville (RHM SI 62); "Old 

 Furnace" [presumably Furnace], near Snow Hill (RHM SI 49). 



Heterodon contortrix (= platirhinos) 

 Allegany County: Cumberland (Fort Hill High School); near Flintstone (RHM S210). Anne 

 Arundel County: Annapolis (Annapolis High School). Baltimore City: Brooklyn (Kelly et al. 

 1936). Baltimore County: near Relay (Kelly et al. 1936); near Woodstock (William H. 

 McClellan). Calvert County: 1.0 mile N Chesapeake Beach (USNM 36690); Cove Point (AMNH 

 48472). Caroline County: Denton (RHM S254); Federalsburg (Federalsburg High School); 

 Marydel (R. Traub). Cecil County: Bacon Hill (Fowler 1915); Bohemia Bridge (Fowler 1915); 

 Bohemia Mills (Fowler 1915); Elk Neck (RHM S222); Rodney Scout Camps, Elk Neck (Rodney 

 Scout Camps); Singerly (Fowler 1915); Warwick (Fowler 1915). Charles County: near mouth 

 Port Tobacco Creek (USBS H4937). District of Columbia: Boiling Field (USBS H5170); 

 Brightwood (USNM 13983); Chevy Chase (USNM 52498); Cleveland Park (USNM 35693); 

 Eastern Branch [now Anacostia River] at Benning, Washington (USNM "64909") [evidently 

 USNM 64904 is what McCauley intended]; Soldiers Home (USNM 14754); St. Elizabeth's 

 Hospital (USNM "12620") [evidently USNM 12619 is what McCauley intended]; Takoma Park 

 (USNM 17124); Washington (USNM 7256). Dorchester County: Cambridge (AMNH 38317). 

 Frederick County: Friend's Creek (Maryland Academy of Science); Thurmont (RHM S38). 

 Garrett County: Jennings (Fowler 1925). Harford County: Bush River (CM 8375). Howard 

 County: near Ellicott City (Kelly et al. 1936); near Ilchester (Kelly et al. 1936). Kent County: 

 Chestertown (Washington College). Montgomery County: Cabin John (USNM 18010); Capitol 

 View (USNM 25326); Clopper (USNM 19270); Forest Glen (USNM 103822) [specimen not in 

 collection]; Linden (USNM 17638); Plummer's Island (Brady 1937); Rockville (USNM 34517); 

 Silver Spring (USNM 61143); base Sugarloaf Mountain (USNM 103211) [specimen not in 

 collection]. Prince George's County: Bladensburg (USNM 17333); Branchville (USNM 28448); 

 Laurel (USNM 9756); Patuxent River, near Laurel (USNM 43181). Queen Anne's County: near 

 Centreville (RHM S3 17); Crumpton (RHM S296). Somerset County: Crisfield (Kelly et al. 1936); 

 Dame's Quarter (RHM S131); Deal's Island (RHM S203). St. Mary's County: St. George Island 

 (USNM 17464); St. Inigoes (William H. McClellan). Washington County: Clear Spring (Clear 

 Spring High School); Hancock (Hancock High School); Pondsville (RHM S82). Wicomico 

 County: Salisbury (Salisbury High School); Willards (Fowler 1925). Worcester County: Berlin 

 (RHM S308); Ironshire (RHM SI 66); Ocean City (RHM SI 39); Pocomoke State Forest (RHM 

 S148); Snow Hill (DOR). 



Matrix (= Nerodia) sipedon 

 Allegany County: Boy Scout Camp, near Pearre (RHM SI 4); Cumberland (Fort Hill High 

 School); near Flintstone (RHM SI 90); McCoole (CM 14052). Anne Arundel County: Annapolis 

 (Annapolis High School); "Edgewater Arsenal" (AMNH 38316) [locality data erroneous; should 

 read Harford County: Edgewood Arsenal]. Baltimore City: Baltimore (USNM 28907); Herring 

 Run Park (Elias Cohen). Baltimore County: Relay (Natural History Society of Maryland); near 

 Woodstock (St. Joseph's High School, Philadelphia). Calvert County: Camp Roosevelt (James A. 

 Fowler); Gray's Corner, near Prince Frederick (RUM S27); "Prince Frederick" (UMMZ 71673) 



