Reproductive Biology

Hermaphroditic. The embryos are brooded in two masses by the nidamental glands of A type (on the floor of the lophophoral concavity and on the inner surface of the internal tentacles). The lophophoral organs, which produce the sper-matophores, are small. Asexual reproduction is by transverse fission. The larva is called Actinotrocha vancouverensis Zimmer, 1964. It is approximately 0.03 (0.8 mm) long when ready to metamorphose.

CONSERVATION STATUS Not listed by the IUCN.

SIGNIFICANCE TO HUMANS None known. ♦

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