found: Reader's digest North American wildlife, c1982:p. 260 (Atlantic geoduck (Panopea bitruncata))
found: U.S. Food and Drug Administration Seafood list, via WWW, Oct. 21, 1998(Panopea bitruncata. Market name: Clam, Geoduck. Common name: Atlantic Geoduck)
found: Rare and endangered biota of Florida, 1978-1982:v. 6, p. 24 (Atlantic geoduck. Panopea bitruncata)
found: Species at risk in the Gulf of Mexico, via WWW, Oct. 21, 1998(other species: Panopea bitruncata (Conrad), Common name: Atlantic Geoduck)
found: Florida Natural Areas Inventory tracked species--invertebrates, via WWW, Oct. 21, 1998(Panopea bitruncata, Atlantic geoduck)
found: Common and sci. names of aquatic invertebrates from the U.S. and Canada. Mollusks, 1988:p. 46 (Panopea bitruncata, Atlantic geoduck)