. . . . . . . . . "Ctenucha rubroscapus" . . "Tanacetum vulgare" . . "Jim Johnson. 2015. Ctenucha rubroscapus associated species with names lookup Tanacetum vulgare. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/1828248> 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." .