. . . . . . . . . "Synanthedon bibionipennis" . . "Geranium sanguineum" . . "Steve Wells. 2017. Synanthedon bibionipennis associated species with names lookup Geranium sanguineum. iNaturalist.org. Accessed at <https://www.inaturalist.org/observations/6849898> 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." .