1. Kramp P. L. , 1965. The Hydromedusae of the Pacific and Indian Oceans. Dana Rep., No. 63, 162 pp.
2. Medusae of the world
3. Die craspedoten Medusen der Deutschen Südpolar-Expedition 1901–1903;Vanhöffen;Dt. Südpol.-Exped.,1912
4. Kramp P. L. , 1959. The Hydromedusae of the Atlantic Ocean and adjacent waters. Dana Rep., No. 46, 283 pp.
5. Medusae;Kramp;Rep. Dan. oceanogr. Exped. Mediterr.,1924