Curran. 1921. Revision of the Pipiza group of the family Syrphidae (flower-flies) from north of Mexico. Proceedings of the California Academy of Sciences (Fourth Series). XI: 345-393.
Curran. 1921. Revision of the Pipiza group of the family Syrphidae (flower-flies) from north of Mexico. Proceedings of the California Academy of Sciences (Fourth Series). XI: 345-393.
Curran. 1921. Revision of the Pipiza group of the family Syrphidae (flower-flies) from north of Mexico. Proceedings of the California Academy of Sciences (Fourth Series). XI: 345-393.
Type Status:
Type
Place:
Walnut Creek, Contra Costa, California, United States
Marinoni & Thompson. 2004. Flower flies of southeastern Brazil (Diptera: Syrphidae). Part I. Introduction and new species. Studia Dipterologica. 10: 565-578.
Curran. 1921. Revision of the Pipiza group of the family Syrphidae (flower-flies) from north of Mexico. Proceedings of the California Academy of Sciences (Fourth Series). XI: 345-393.
Mengual, X. 2012. The flower fly genus Citrogramma Vockeroth (Diptera: Syrphidae): illustrated revision with description of new species. Zoological Journal of the Linnean Society. 164: 99-172.