A.  Albrecht, ?Revision, phylogeny and classification of the genus Dorylomorpha (Diptera, Pipunculidae)?, Acta Zoologica Fennica, vol. 188, pp. 1-240, 1990.

S. V.  Churkin, ?A new fly species of the genus Verrallia (Diptera, Pipunculidae) from the USSR Far East?, Zoologicheskii Zhurnal, vol. 69, pp. 140-141, 1990.

Y.  S. Kuznetzov, ?New species of the family Pipunculidae (Diptera) from Mongolia?, Nasekomye Mongolii, vol. 11, pp. 378-393, 1990.

Y.  S. Kuznetzov, ?New Palaearctic species of Pipunculidae (Diptera)?, Dipterological Research, vol. 1, pp. 22-50, 1990.