Humans are the only natural host of "Enterobius vermicularis". Contagiousness via textiles, unlike enterobius vermicularis, is unfounded. It consists of four families, one of which contains the human pinworm ("Enterobius vermicularis"). It consists of eight genera, one of which contains the human pinworm ("Enterobius vermicularis"). The cause of a pinworm infection is the worm "Enterobius vermicularis". Humans are hosts only to "Enterobius vermicularis" (formerly "Oxyurias vermicularis"). Other than human, "Enterobius vermicularis" were reported from bonnet macaque. Its coincidence with enterobiasis, caused by pinworm ("Enterobius vermicularis"), has been reported. The Roman physicians Celsus and Galen documented the roundworms "Ascaris lumbricoides" and "Enterobius vermicularis".