Complex sentence: He was active in the Brooklyn and New York Entomological Societies, and in 1881 he co-founded and edited a butterfly enthusiast's periodical entitled "Papilio", named for the genus "Papilio" in the swallowtail butterfly family, Papilionidae.
Split into simpler sentences: He was active in the Brooklyn and New York Entomological Societies. In 1881 he co-founded and edited a butterfly enthusiast's periodical entitled "Papilio", named for the genus "Papilio" in the swallowtail butterfly family, Papilionidae.