600 PROCEEDINGS OF THE NATIONAL MUSEUM VOL, 118 
JUSSEL, R. 
1905. Mitteilungen iiber die von mir bisher in Schwalbennestern aufge- 
fundenen Parasiten und Hyperparasiten. Landesmus. Vorarlberger 
Jahresb., vol. 42, pp. 21-35. 
KEssEL, E. L., and KgssgEt, B. B. 
1939. Diptera associated with fungi. Wasmann Coll., vol. 3, no. 3, pp. 73- 
92. 
Know .ton, G. F., Harmsron, F. C., and Srarns, G. 8. 
1939. Insects of Utah. Diptera. Utah Agr. Exp. Sta. Mimeo. Ser. 200 
(Tech.), pt. 5, p. 13. 
Lrg, R. D., and Rycxman, R. F. 
1954. Coleoptera and Diptera reared from owl nests. Bull. Brooklyn Ent. 
Soc., vol. 49, no. 1, pp. 23-24. 
Leruth, R. 
1939. La biologie du domaine souterrain et la faune cavernicole de la 
Belgique. Mem. Mus. Hist. Nat. Belgique, vol. 87, pp. 1-506. 
LINNAEUs, C. 
1761. Fauna Suecica, ed. 2. P. 439, 455. 
Lorw, H. 
1859. Uber die europdischen Helomyzidae und die in Schlesien vorkom- 
menden arten derselben. Zeit. Ent. Breslau, vol. 13, pp. 17-77 
[1862]. 
1862a. Diptera Americae septentrionalis indigena. Berliner Ent. Zeitschr., 
vol. 6, pp. 223-228 (Centuria 2, 80-90). 
1862b. Novae Helomyzidarum in Europa viventium species. Wiener Ent. 
Monatschr., vol. 6, pp. 126-128. 
1863. Diptera Americae septentrionalis indigena. Berliner Ent. Zeitschr., 
vol. 7, pp. 27-29 (Centuria 3, 51-53). 
1872. Diptera Americae septentrionalis indigena. Berliner Ent. Zeitschr., 
vol. 16, p. 99 (Centuria 10, 78-79). 
1873. Beschreibungen europiischer Dipteren. Berliner Ent. Zeitschr., vol. 
7p. 49: 
Macaquart, J. 
1835. Histoire naturelle des insectes diptéres. In Roret, Suites & Buffon, 
vol. 2, pp. 410-415. 
1843. Diptéres exotiques nouveaux ou peu connus. Vol. 2, pt. 3, p. 263. 
Mautocu, J. R. 
1916. A new genus and species of Helomyzidae (Diptera). Bull. Brooklyn 
Ent. Soc., vol. 11, no. 1, pp. 14-16. 
1919. The Diptera (excluding the Tipulidae and Culicidae). Rept. Cana- 
dian Arctic Exp., 1913-1918, vol. 3, pt. C, pp. 82-83. 
1927. Notes on Australian Diptera, X. Proc. Linn. Soc. New South Wales, 
vol. 52, no. 2, pp. 1-16. 
1930. New Zealand Muscidae Acalyptratae. Family Helomyzidae (sup- 
plement). Rec. Canterbury Mus., vol. 4, no. 5, pp. 333-334. 
1934. Family Helomyzidae. Mem. Carnegie Mus., vol. 12, pt. 2, sec. 4, 
p. 22. 
Mayr, E., Linsey, E. G., and UsincEr, R. L. 
1953. Methods and principles of systematic zoology. Pp. 233 and 241. 
Means, R. H. 
1883. Annotated list of British Anthomyiidae (part). Ent. Monthly Mag., 
vol. 20, pp. 9-14. 
