Hatching of Sympetrum depressius culum

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This dragonfly is the species that is collected a little in Japan in fall. This dragonfly is thought as the species that comes flying from the continent.


Egg in the oviposition day Egg of oviposition 30 days later Protrusion of the anterior part (The size of 15 times of other images)

Hatching   1:Egg   2,3,4:Prolarva begins to appear from the egg  5:Prolarva    6,7,8:First instar larva appears from the prolarva (Protrusion like the horn appears in this time)  9,10:First instar larva