Modèle:Walker1941
De Odonates du Monde
Walker E.M. 1941 - List of the Odonata of Ontario with distributional and seasonal data. - Transactions of the Royal Canadian Institute, 23 : 201-265.
Walker E.M. 1941 - List of the Odonata of Ontario with distributional and seasonal data. - Transactions of the Royal Canadian Institute, 23 : 201-265.
