The morphology and function of accessory reproductive glands in the lophophores of Phoronis vancouverensis and Phoronopsis harmeri.
D000818:Animals; D005306:Fertilization; D006066:Gonads / Q000033:anatomy & histology / Q000502:physiology*; D007448:Invertebrates / Q000033:anatomy & histology* / Q000502:physiology*; D008297:Male; D009489:Neurosecretion; D012098:Reproduction; D013094:Spermatozoa / Q000502:physiology