Marine "Alloeocoels" (Turbellaria) from North Atlantic and Mediterranean coasts : II. A new freshwater Plagiostonum species /
Westblad, Einar
Marine "Alloeocoels" (Turbellaria) from North Atlantic and Mediterranean coasts : II. A new freshwater Plagiostonum species / Einar Westblad - Stockholm : Almqvist & Wilksell., 1956 - 131-174 p. : ill. ; 26 cm - Arkiv för zoologi ; 9, ser. 2 .
Tav. di studio SZN
Marine "Alloeocoels" (Turbellaria) from North Atlantic and Mediterranean coasts : II. A new freshwater Plagiostonum species / Einar Westblad - Stockholm : Almqvist & Wilksell., 1956 - 131-174 p. : ill. ; 26 cm - Arkiv för zoologi ; 9, ser. 2 .
Tav. di studio SZN