Modèle:Catling2008
De Odonates du Monde
Catling P.M. 2008 - Variation in Canadian Gomphus fraternus (Odonata) in relation to the recognition of subspecies manitobanus. - The Canadian Entomologist, 140 : 327–337.
Catling P.M. 2008 - Variation in Canadian Gomphus fraternus (Odonata) in relation to the recognition of subspecies manitobanus. - The Canadian Entomologist, 140 : 327–337.
