Hatching of Ceriagrion melanurum
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Egg of Ceriagrion melanurum
1：Situation of the egg of 40 minutes before that the prolarva comes out from the egg 2：Situation of the egg before about 4 minutes that the prolarva comes out from the egg. Cap of exochorion sometimes shines to orange 3：Prolarva begins to appear from the egg 4：Prolarva 5,6,7,8：First instar larva appears from the prolarva 9：First instar larva 10：There is not a protrusion like the horn in the head of Ceriagrion melanurum. The states of the hatching of the species of most of the Coenagrionidae are similar as Ceriagrion melanurum.