Modèle:Calvert1892
De Odonates du Monde
Calvert P.P. 1892 - Preliminary notes on some African Odonata. - Transactions American Entomological Society, 19 : 161-164.
Calvert P.P. 1892 - Preliminary notes on some African Odonata. - Transactions American Entomological Society, 19 : 161-164.
