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Fig. 5. Electron micrograph showing ultrastructure of epidermis in hatchling king
snakes Lampropeltis getula, sampled on the day of hatching (A) and 2
days after the first ecdysis (B). The photos feature the mesos layer (m),
which pre-shed has disorganized bilayer structures (arrows) but well-organized
and continuous bilayers in the extracellular domains of post-shed skin
(arrows). The number of bilayers is doubled in the post-shed skin relative to
pre-shed. After Tu et al.
(2002).