The type species of the genera of Chalcidoidea or Chalcid-flies,
by A. Gahan and Margaret M. Fagan.

APA Citation

Gahan, A. Burton., Fagan, M. Mary. (1923). The type species of the genera of Chalcidoidea or Chalcid-flies. Washington: Govt. print Off..

MLA Citation

Gahan, Arthur Burton, 1880-, and Margaret Mary Fagan. The Type Species of the Genera of Chalcidoidea Or Chalcid-flies. Washington: Govt. print Off., 1923.

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