Anthopleura pallida Duchassaing & Michelotti 1864 resmi

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Figure 4.Anthopleura pallida. A Oral view B Lateral view C Detail of directives and siphonoglyph D Cross section through proximal column E Longitudinal section through margin showing acrorhagi and marginal sphincter muscle F Detail of spermatic cysts G Longitudinal section through distal column showing one verruca H Longitudinal section through base showing basilar muscles I–X Cnidae.– acrorhagi: I small basitrich J basitrich K holotrich L spirocyst; actinopharynx: M small basitrich N basitrich O microbasic b-mastigophore P spirocyst; column: Q small basitrich R basitrich S spirocyst; filament: T basitrich U spirocyst V microbasic p-mastigophore; tentacle: W basitrich X spirocyst. Abbreviations.– acr: acrorhagi, bm: basilar muscle, c: column, d: directives, fo: fosse, mp: marginal projection, od: oral disc, pd: pedal disc, pm: parietobasilar muscle, rm: retractor muscle, s: siphonoglyph, sc: spermatic cyst, sp: sphincter, t: tentacles, vr: verruca. Scale bars: A–B: 10 mm; C–H: 200 μm; I–X: 25 μm.