- Semaeostomeae
Taxobox
name = Semaeostomeae
image_width = 250px
image_caption = "Discomedusae". Plate fromErnst Haeckel 's "Kunstformen der Natur ", 1904. Species at center is "Cyanea annasethe", named after Haeckel's late wife Anna Sethe.
regnum =Animal ia
phylum =Cnidaria
classis =Scyphozoa
ordo = Semaeostomeae
ordo_authority = L. Agassiz, 1862
subdivision_ranks = Families
subdivision = See text.Semaeostomeae (literally "flag mouth") is an order of large
jellyfish characterized by four long, frillyoral arm s flanking its quadrate "mouth". Its gastrovascular system consists of unbranched pouches and it has no ring canal. Five families have been described.Families
*
Cyaneidae
*Depastridae
*Halicyathidae
*Pelagiidae
*Ulmaridae Gallery
References
*Ruppert, Edward E.; and Fox, Richard S. (1988). "Seashore Animals of the Southeast", University of South Carolina Press, 273. ISBN 0-87249-535-3.
*Hayward, Peter J.; and Ryland, John S. (1995). "Handbook of the Marine Fauna of North-West Europe", Oxford University Press, 65. ISBN 0-19-854055-8.
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