WoRMS taxon details
original description
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): 138 [details]
original description
(of Tetracannota Mayer, 1900) Mayer, A. G. (1900). Some medusae from the Tortugas, Florida. <em>Bulletin of the Museum of Comparative Zoology of Harvard.</em> 37: 13-82, pls 1-44., available online at https://www.biodiversitylibrary.org/page/4271669 page(s): 46 [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]
From editor or global species database
Diagnosis
With the characteristics of the family.
Medusa with very short manubrium on large gastric peduncle; mouth with 8-30 sinuous or crenulated folds; eight or more radial canals, simple, ramified, or in clusters of four; up to 64 marginal tentacles, laterally compressed; no marginal cirri, but in intertentacular space filiform, tentaculiform structures devoid of marginal bulbs, not in contact with circular canal; gonads usually on proximal parts of radial canals; numerous (up to 800) adaxial ocelli; without statocysts, without cordyli, without excretory pores or papillae.
Hydroid phase unknown. [details]
From editor or global species database
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