The neotropical species of the "Subgenus Aeschna" sensu Selysii 1883 (Odonata) /
by Philip P. Calvert.

APA Citation

Calvert, P. Powell. (1956). The neotropical species of the "Subgenus Aeschna" sensu Selysii 1883 (Odonata). Philadelphia: American Entomological Society.

MLA Citation

Calvert, Philip Powell, b. 1871. The Neotropical Species of the "Subgenus Aeschna" Sensu Selysii 1883 (Odonata). Philadelphia: American Entomological Society, 1956.

Warning: These citations may not always be complete (especially for serials).