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The Holothurian Fauna of Cook Strait, New Zealand

Plate V.—Pentadactyla longidentis (Hutton).—Fig. 1, internal anatomy of adult dissected from the dorsal side (portions of gonad removed); fig. 2, pharynx and calcareous ring of a large specimen; fig. 3, deposits from a tubefoot; fig. 4, bodywall deposits; fig. 5, tentacle rods

Plate V.—Pentadactyla longidentis (Hutton).—Fig. 1, internal anatomy of adult dissected from the dorsal side (portions of gonad removed); fig. 2, pharynx and calcareous ring of a large specimen; fig. 3, deposits from a tubefoot; fig. 4, bodywall deposits; fig. 5, tentacle rods.

Plate V.—Pentadactyla longidentis (Hutton).—Fig. 1, internal anatomy of adult dissected from the dorsal side (portions of gonad removed); fig. 2, pharynx and calcareous ring of a large specimen; fig. 3, deposits from a tubefoot; fig. 4, bodywall deposits; fig. 5, tentacle rods.

Abbreviations: a.n., anterior notch; an., anus; a.p.r., anterior process of radial; cl., cloaca; c.r., calcareous ring; g.d., genital duct; g.tub., genital tubules; int., intestine; ir.p., interradial piece; mad.d., stone canal; mo., mouth; m.f., muscle fibres; oes., oesophagus; p.p.r., posterior process of the radial; P.v., Polian vesicle; r.l.m., radial longitudinal muscle; r.m., retractor muscle; r.p., radial piece; r.resp., right respiratory tree.