Xylomyidae
			Solva pallipes (Loew)  (2)
			Macroceromys americana (Wiedemann)  (1)
			M. pallidifemur (Malloch)  (3, as Xylomya)
1. In OSU Collection - Det. D. C. Arnold
2. In OSU Collection - Det. D. W. Webb
3. Reported in Diptera Catalog
2 genera - 3 species