[fig 166]

[fig 167]

Fig. 166. Adult larva, so-called Brachiolaria,
lettering as before; r back of young Star-fish,
t tentacles of young Star-fish, f f' brachiolar appendages.

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Fig. 167. Fig. 166 seen in profile, lettering as before.

[fig 168]

[fig 169]

[fig 170]