B. V.  Peterson and Cook, E. F., ?Chapter 21. Synneuridae?, in Manual of Nearctic Diptera, vol. 1, J. F.  McAlpine, Peterson, B. V., Shewell, G. E., Teskey, H. J., Vockeroth, J. R., and Wood, D. M., Eds. Ottawa: Research Branch, Agriculture Canada, 1981, pp. 321-324.

E. F.  Cook, ?Chapter 20. Scatopsidae?, in Manual of Nearctic Diptera, vol. 1, J. F.  McAlpine, Peterson, B. V., Shewell, G. E., Teskey, H. J., Vockeroth, J. R., and Wood, D. M., Eds. Ottawa: Research Branch, Agriculture Canada, 1981, pp. 313-319.

C. P.  Alexander, ?Chapter 18. Trichoceridae?, in Manual of Nearctic Diptera, vol. 1, J. F.  McAlpine, Peterson, B. V., Shewell, G. E., Teskey, H. J., Vockeroth, J. R., and Wood, D. M., Eds. Ottawa: Research Branch, Agriculture Canada, 1981, pp. 301-304.

L. W.  Quate and Vockeroth, J. R., ?Chapter 17. Psychodidae?, in Manual of Nearctic Diptera, vol. 1, J. F.  McAlpine, Peterson, B. V., Shewell, G. E., Teskey, H. J., Vockeroth, J. R., and Wood, D. M., Eds. Ottawa: Research Branch, Agriculture Canada, 1981, pp. 293-300.