The process carrying the otolith outer side of a or concretion hk, formed by endoderm cells, is tentacle, two enclosed by an upgrowth forming the " vesicle," nerves run round which is not yet quite closed in at the top. the base of the (After Hertwig.) tentacle to it. [Please select]
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Otolith: a little ear-bone: granules or concretions found in an otocyst. [Please select]
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