Movie 5.

The Dimple stage cell internalization occurs on the animal hemisphere. Timelapse recording of an embryo from a lateral view from the Early Cleavage to the completion of the Dimple stage. The Dimple forms on the animal hemisphere, while the internalization of the macromeres occurs on the vegetal pole.

Embryonic development in the acoel Hofstenia miamia

Julian O. Kimura, Lorenzo Ricci, and Mansi Srivastava

Development 2021. 148:None-None; doi: 10.1242/dev.188656