Modèle:Catling2007
De Odonates du Monde
Catling P.M. 2007 - Variation of hindwing colour and length in Sympetrum internum (Odonata : Libellulidae) from the Canadian prairie provinces. - The Canadian Entomologist, 139 : 872–880.
Catling P.M. 2007 - Variation of hindwing colour and length in Sympetrum internum (Odonata : Libellulidae) from the Canadian prairie provinces. - The Canadian Entomologist, 139 : 872–880.
