sporosac (suomeksi)

Määritelmät:

(lb, en, botany) A hydrozoan reproductive zooid or simple form of gonophore which does not become medusoid in form or structure
(lb, en, zoology) An early or simple larval stage of trematode worms and some other invertebrates, which is capable of reproducing other w:germ cell, germ cells by asexual generation; a redia.