. . . "Marine bivalves" . "Encyclopedia of marine bivalves including Scaphopods, Polyplacophora and Cephalopods" . . . . "Pictorial works" . . "Encyclopedia of marine bivalves Scaphopoda, Polyplacophora and Cephalopoda" . . . . . . . . "Classification" . . "Encyclopedia of marine bivalves : Scaphopoda, Polyplacophora, Cephalopoda" . "Scaphopoda, Polyplacophora and Cephalopoda" . "Guidebooks" . . "Encyclopedia of marine bivalves : Scaphopoda, Polyplacophora and Cephalopoda" . . . "Meeresschnecken" . . "Coquillages Identification Ouvrages illustrés." . . "Coquillages Classification Ouvrages illustrés." . . . .