none Systematics; Nomenclature; New taxa; Diagnosis; Combination; Taxonomy; Taxonomic position; Status; Key; Land and freshwater zones; Palaearctic region; USSR; Geological time periods; Mesozoic; Cretaceous Praeaulacidae; Mongolia; Russian SFSR; Lower Cretaceous; Mongolia & Russian SFSR; New taxa from amber Westratia Jell & Duncan 1986 (Evanioidea); Diagnostic characters; To distinguish from Nanowestratia, p. 31; Key to species; P. 28 Westratia caudata (Evanioidea); Sp nov; Russian SFSR; Lower Cretaceous, in amber; P. 30, fig'd Westratia femorata (Evanioidea); Sp nov; Mongolia; Lower Cretaceous, in amber; P. 30, fig'd Westratia gobiensis (Evanioidea); Sp nov; Mongolia; Lower Cretaceous, in amber; P. 30, fig'd Westratia hyperura (Rasnitsyn 1990) (Evanioidea); Comb nov; Transferred from; Cretocleistogaster, p. 28 Westratia pachygaster (Evanioidea); Sp nov; Mongolia; Lower Cretaceous, in amber; P. 28, fig'd Westratia pentadecamera (Evanioidea); Sp nov; Mongolia; Lower Cretaceous, in amber; P. 29, fig'd Westratia striata (Evanioidea); Sp nov; Russian SFSR; Lower Cretaceous, in amber; P. 29, fig'd Anomopterellidae; Downgraded to; Anomopterellinae, p. 27 Anomopterellinae (Anomopterellidae); Downgraded from; Anomopterellidae, p. 27 Miniwestratia (Praeaulacidae); Gen nov; Type species M. minima, p. 30; Lower Cretaceous, in amber Miniwestratia minima (Praeaulacidae); Sp nov; Mongolia; Lower Cretaceous, in amber; P. 30, fig'd Nanowestratia (Praeaulacidae); Gen nov; Type species N. parvula, p. 31; Lower Cretaceous, in amber Nanowestratia parvula (Praeaulacidae); Sp nov; Russian SFSR, in amber; Lower Cretaceous; P. 31, fig'd Cretocleistogaster Rasnitsyn 1975 (Megalyridae); Diagnostic characters; To distinguish from Nanowestratia, p. 31; Diagnostic characters; To distinguish from Miniwestratia, p. 30 Cretocleistogaster hyperura Rasnitsyn 1990 (Megalyridae); Referred to; Westratia, p. 28