Rhopalonematidae Russell, 1953 
AphiaID: 16842

Classification: Biota > Animalia > Cnidaria > Hydrozoa > Trachylinae > Trachymedusae

Status		accepted
Record status		Checked by Taxonomic Editor
Rank		Family
Parent		Trachymedusae
Sources		original description: Russell, F.S., 1953. The medusae of the British Isles. Anthomedusae, Leptomedusae, Limnomedusae, Trachymedusae and Narcomedusae. : 1-530, pls. 1-35. page(s): 429 [details] basis of record: Bouillon, J.; Boero, F. (2000). Synopsis of the families and genera of the Hydromedusae of the world, with a list of the worldwide species. Thalassia Salent. 24: 47-296 (look up in IMIS) [details]
Direct child taxa [show all]		Genus Aglantha Haeckel, 1879 Genus Aglaura Péron & Lesueur, 1810 Genus Amphogona Browne, 1905a Genus Arctapodema Dall, 1907 Genus Benthocodon Larson & Harbison, 1990 Genus Colobonema Vanhöffen, 1902 Genus Crossota Vanhöffen, 1902 Genus Pantachogon Maas, 1893 Genus Persa McCrady, 1859 Genus Ransonia Kramp, 1947 Genus Rhopalonema Gegenbaur, 1857 Genus Sminthea Gegenbauer, 1857 Genus Tetrorchis Bigelow, 1909 Genus Vampyrocrossota Thuesen, 1993 Genus Voragonema Naumov, 1971 Genus Stauraglaura Haeckel, 1879 (nomen dubium) Genus Isonema Maas, 1906b accepted as Arctapodema Dall, 1907
Environment		marine
Links		To GenBank To ITIS
Note		Diagnosis: Trachymedusae with a small manubrium; with or without peduncle; no centripetal canals; usually eight radial canals, rarely more, radial canals narrow; mouth with distinct lips; marginal tentacles evenly distributed, sometimes two types of tentacles, tentacle of uniform structure or with proximal portion differing from distal one; gonads either on radial canals, or forming a continuous ring around base of manubrium and extending outwards along radial canals; statocysts with endodermal core either free and pendant, or rarely enclosed by an exumbrellar outgrowth.  [details]
Image		Rhopalonematidae, characterstics added on 2013-06-17 - author: Schuchert, Peter qualitystatus: checked by Schuchert, Peter on 2013-06-17 16:25:05
LSID		urn:lsid:marinespecies.org:taxname:16842
Taxonomic Edit history		Date    action    by 2004-12-21 15:54:05Z   created   db_admin 2011-03-11 07:10:22Z   checked   Schuchert, Peter
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		Citation: Schuchert, P. (2013). Rhopalonematidae Russell, 1953. In: Schuchert, P. (2013) World Hydrozoa database. Accessed through: Schuchert, P. (2013) World Hydrozoa database at http://www.marinespecies.eu/hydrozoa/aphia.php?p=taxdetails&id=16842 on 2013-06-20