Bickel, D. J. (1999). Australian Sympycninae II: Syntormon Loew and Nothorhaphium, gen. nov., with a treatment of the Western Pacific fauna, and notes on the subfamily Rhaphiinae and Dactylonotus Parent (Diptera : Dolichopodidae). Invertebrate Taxonomy. 13(1): 179-206.
Australian Sympycninae II: Syntormon Loew and Nothorhaphium, gen. nov., with a treatment of the Western Pacific fauna, and notes on the subfamily Rhaphiinae and Dactylonotus Parent (Diptera : Dolichopodidae)