2 literature references for Tumidicoxa regina Girault, 1913:

Author: Boucek, Z.
Year: 1988
Title: Australasian Chalcidoidea (Hymenoptera).
Source: PAGES: 832pp.
Author: Girault, A.A.
Year: 1913
Title: On several new genera and species of Australian Hymenoptera Chalcidoidea.
Source: JOURBOOK: Canadian Entomologist VOLUME: 45 PAGES: 101-106