Fruit-flies of the genus Urophora R.-D. (Diptera, Tephritidae) of east Palaearctic. 1. A key to subgenera and review of species (except for the subgenus Urophora s. str.). Entomologicheskoe Obozrenie, 70(1) 1991: 214-228, 263. 222 [Zoological Record Volume 128]