[A circulatory organ in entoprocta].
D000818:Animals; D006652:Histological Techniques; D008854:Microscopy, Electron; D008974:Mollusca / Q000033:anatomy & histology* / Q000502:physiology; D009132:Muscles / Q000166:cytology* / Q000294:innervation / Q000502:physiology; D013569:Synapses
Ein Kreislauforgan bei Kamptozoen.