Video 1. Head and first trunk segment of a 3-day-old Platynereis larva.
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DOI: 10.7554/eLife.02730.013
DIC and reflection imaging of the head and first trunk segment of a 73 hr-post-fertilization Platynereis larva, corresponding to the volume analyzed by ssTEM. The four eyes and the eyespots are visualized based on the reflection of the pigment (red). The frame contains a volume of 151 × 151 × 61 μm. The larva is squeezed dorso-ventrally with the coverslip. Grid spacing is 10 μm.