To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 2 Sagittal view of the tongue and circumoral tissues of E14.5 TRiCK embryo.The cleared E14.5 TRiCK embryo was virtually sectioned on lightsheet microscope. Developmental analyses of mouse embryos and adults using a non-overlapping tracing system for all three germ layers Takashi Serizawa, Ayako Isotani, Takafumi Matsumura, Katsuyuki Nakanishi, Shigenori Nonaka, Shinsuke Shibata, Masahito Ikawa, and Hideyuki Okano Development 2019. 146:None-None; doi: 10.1242/dev.174938 Download Original Video