Revision of the scenopinidae (Diptera) of the world
Kelsey, L.P.
Revision of the scenopinidae (Diptera) of the world - Washington 1969 - 336 p. - No. 277; Smithsonian Institute .
Revision of the scenopinidae (Diptera) of the world - Washington 1969 - 336 p. - No. 277; Smithsonian Institute .