title: The cell behaviour of the fresh-water sponge Ephydatia fluviatilis. A time-lapse microcinematography study.
mesh_terms: D000818:Animals; D008858:Microscopy, Phase-Contrast; D009040:Motion Pictures; D009420:Nervous System / Q000166:cytology; D011161:Porifera / Q000166:cytology* / Q000196:embryology