Invasion

Invasion Description

Type Locality NJ/Great Egg Harbor (as P. ligni, Webster 1879, USNM 376, U.S. National Museum of Natural History 2015), type specimen)

Geographic Extent

Newport/RI/Narragansett Bay (1880, USNM 9630, U.S. National Museum of Natural History 2015)); NJ/Great Egg Harbor (1879, USNM 376, U.S. National Museum of Natural History 2015, type specimen); E Of Millsboro, Indian River Ferry Landing/DE/Indian River, Channel (1970, USNM 49195, U.S. National Museum of Natural History 2015); Benedict Bridge/MD/Patuxent River (1962, USNM 45191, U.S. National Museum of Natural History 2015); Smith Point Lighr/VA/Chesapeake Bay (1920, USNM 19765, U.S. National Museum of Natural History 2015); On Bay Side Of Eastern Shore/VA/Little Gulf, Chesapeake Bay (1960, USNM 186563, U.S. National Museum of Natural History 2015)