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CaRMS taxon details
original description
Eschscholtz, F. (1829). System der Acalephen. Eine ausführliche Beschreibung aller medusenartigen Strahltiere. Ferdinand Dümmler, Berlin, pp. 1-190, 116 pls., available online at https://www.biodiversitylibrary.org/page/10665047
page(s): 108 [details]
context source (Hexacorallia)
Fautin, Daphne G. (2013). Hexacorallians of the World. (look up in IMIS) [details]
 Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Diagnosis
Very large hydromedusa with wide, circular manubrium; usually no gastric peduncle; numerous simple or branched radial canals; gonads on radial canals, separated from manubrium; marginal tentacles hollow; usually with excretory pores or papillae on bulbs; no marginal or lateral cirri; statocysts closed; no ocelli.
Hydroid colony stolonal or sparingly branched; hydrotheca delicate, tubular, elongated, radially symmetrical, operculum a continuation of hydrothecal wall, composed of several long, triangular flaps, not delimited by crease-line; in older colonies operculum generally lost and hydrotheca reduced to a perisarcal collar; hydranth with intertentacular web, tentacles amphicoronate, moniliform-like when completely extended; gonotheca large, pedicellate, cylindrical, giving rise to one or two medusae. [details]
Spelling Original spelling was Aequoridae [details]
From editor or global species database
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