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Fig. 1. Schematic illustrations of the anterior nectophore of Chelophyes
appendiculata Eschscholtz (A) and that of Diphyes chamissonis
Huxley (B). The scale bar indicates 1 cm. The subumbrellar myoepithelium sheet
lining the nectophore is shaded, and a portion is shown enlarged below. (C)
The entire colony of C. appendiculata shows fishing stem and
tentacles only partially extended.