Fig. 5. Size distribution of AO-stained stenotele nematocysts in the body column and tentacles. (A) Nests of nematocytes with yellow fluorescent capsules in the body column. (B) Migrating nematocytes with red fluorescent capsules in the body column. (C) Stenotele nematocysts with red fluorescent capsules mounted in the tentacles. (D) Exploded stenotele nematocysts (empty) in tentacles.