General considerations on the problems related to the identification of larval forms in Odonata are given. Based on earlier larval descriptions and on new observations, a key for identification of all larval instars of the 4 spp. is presented.

Odonatologica

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Societas Internationalis Odonatologica

M.J. Masseau, & J.-G. Pilon. (1982). Clef de determination des stades larvaires de Enallagma boreale Selys, E. ebrium (Hagen), E. hageni (Walsh) et E. vernale Gloyd (Zygoptera: Coenagrionidae). Odonatologica, 11(3), 189–199.