. . . . . . . . . "Antheraea polyphemus" . . "Ulmus" . . "Alysa Joaquin. 2017. Antheraea polyphemus host plant Ulmus. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/7792852> on 05 Apr 2018." . . . . "http://iNaturalist.org is a place where you can record what you see in nature, meet other nature lovers, and learn about the natural world." .