Complex sentence: There are some 200 species in 38 genera in Australia, about 450 in Africa, about 100 in the Palaearctic, and only one species in England, the New Forest cicada, "Melampsalta montana", widely distributed throughout Europe.
Split into simpler sentences: There are some 200 species in 38 genera in Australia, about 450 in Africa, and about 100 in the Palaearctic. There is only one species in England, the New Forest cicada, "Melampsalta montana", though it is widely distributed throughout Europe.