F. M.  Hull, ?New species of exotic syrphid flies?, Psyche, vol. 44, pp. 12-32, 1937.

C. H.  Curran, ?New Neotropical Syrphidae (Diptera)?, American Museum Novitates, vol. 882, pp. 1-17, 1936.

F. M.  Hull, ?Some undescribed syrphid flies?, Proceedings of the New England Zoölogical Club, vol. 23, pp. 71-78, 1945.

X. - Y.  Cheng and F. Thompson, C., ?A generic conspectus of the Microdontinae (Diptera: Syrphidae) with the description of two new genera from Africa and China?, Zootaxa, vol. 1879, pp. 21-48, 2008.