Most species are Palaearctic type, contain 11 species, including 64.8%.Beijing has 4 species of monsoon type, 1 species of south-China type and 1 species of oriental type.

• 其中绝大多数为古北型，有11种，占68.；75%25，此外，有4种季风型、1种南中国型、1种东洋型。