Mayer, Alfred Goldsborough, 1868-1922, Medusae of the world / Alfred Goldsborough Mayer. - 3 volúmenes : ilustraciones, láminas ; 30 cm. - Carnegie Institution of Washington publication; n° 109 . Each plate accompanied by leaf with descriptive letterpress. v. 1-2 The Hydromedusae.--v. 3 The Scyphomedusae. LCCN: 10017695 Subjects--Topical Terms: MEDUSAS--DISTRIBUCION GEOGRAFICA Dewey Class. No.: 593.55