Hydrozoa taxon details

Gonionemus A. Agassiz, 1862

117171  (urn:lsid:marinespecies.org:taxname:117171)

accepted
Genus
Gonynema Haeckel, 1879 · unaccepted (invalid spelling variant)

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marine, fresh, terrestrial
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Agassiz, L. (1862). Contributions to the natural history of the United States of America. <em>Little Brown, Boston.</em> 4: 1-380, pls 1-19., available online at https://www.biodiversitylibrary.org/page/16068829
page(s): 350 [details] 
Schuchert, P. (2024). World Hydrozoa Database. Gonionemus A. Agassiz, 1862. Accessed at: https://www.marinespecies.org/Hydrozoa/aphia.php?p=taxdetails&id=117171 on 2024-11-21
Date
action
by
2004-12-21 15:54:05Z
created
2005-04-06 15:03:24Z
changed
2011-01-21 12:55:21Z
checked
2012-07-20 12:51:30Z
changed
2015-04-14 11:57:11Z
changed
2016-07-18 07:12:44Z
changed

original description Agassiz, L. (1862). Contributions to the natural history of the United States of America. <em>Little Brown, Boston.</em> 4: 1-380, pls 1-19., available online at https://www.biodiversitylibrary.org/page/16068829
page(s): 350 [details] 

original description (of Haleremita Schaudinn, 1894) Schaudinn F. (1894). Über Haleremita cumulans n. g. n. sp., ein neuen marinen Hydroidpolypen. <em>Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin.</em> 1894(9): 226-234., available online at https://www.biodiversitylibrary.org/page/43581336
page(s): 226 [details] 

original description (of Gonynema Haeckel, 1879) Haeckel, E. (1879). Das System der Medusen. Erster Teil einer Monographie der Medusen. <em>Denkschriften der Medicinisch-Naturwissenschaftlichen Gesellschaft zu Jena.</em> 1: XX+1-360, 320 plates., available online at https://www.biodiversitylibrary.org/page/32605578
page(s): 146 [details] 

context source (Hexacorallia) Fautin, Daphne G. (2013). Hexacorallians of the World. (look up in IMIS) [details] 

basis of record van der Land, J.; Vervoort, W.; Cairns, S.D.; Schuchert, P. (2001). Hydrozoa, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 112-120 (look up in IMIS) [details] 
 
 Present  Inaccurate  Introduced: alien  Containing type locality 
From editor or global species database
Diagnosis Olindiidae medusae with slight peduncle or peduncle absent; 4 simple radial canals; no centripetal canals; folded gonads on radial canals only; evenly distributed marginal tentacles all of one kind, with adhesion organs; numerous statocysts enclosed in mesoglea.
Hydroid: small, solitary, conical, devoid of hydrorhiza, with conspicuous conical hypostome and a circlet of 4-6 long tentacles; medusa buds, frustules, cysts formed by intense asexual budding.
 [details]
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