Hydrozoa image
Rathkea octopunctata
Description (A) Hydroid colonies, right one with stolonal medusa bud; scale bar 0.5 mm; redrawn from Kühl (1962). (B) Lateral view of sexually mature medusa, scale bar 0.4 mm, combined after living and preserved animals. (C) Oral view of animal depictedin B. (D) Manubrium with medusa buds of a medusa of the same size as shown in B. (E) Enlarged mouth region in perradial view, from Russell (1953). (F-G) Aboral view of younger stages with fewer tentacles than shown in B, from Russell (1953).
Source: Schuchert P. 2007. The European athecate hydroids and their medusae (Hydrozoa, Cnidaria): Filifera Part 2. Revue Suisse de Zoologie 114: 195-396. source id. 130045
PNG file - 144.48 kB - 2 882 x 3 747 pixels added on 2025-02-01259 viewsHydrozoa taxaScan of drawing Rathkea octopunctata (M. Sars, 1835)checked Schuchert, Peter 2025-02-01 Download full size
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