A Colletes thoracicus in Prince George's Co., Maryland (5/5/2018). Determined by John S. Ascher/BugGuide. Photo by Judy Gallagher. (MBP list)
A queen and drone Colletes thoracicus in Caroline Co., Maryland (5/8/2013). Photo by Scott Housten. (MBP list)
Rufous-backed Cellophane Bee in Prince George's Co., Maryland (4/29/2018). (c) Judy Gallagher, some rights reserved (CC BY). Photo by Judy Gallagher. (MBP list)
Rufous-backed Cellophane Bee in Montgomery Co., Maryland (5/27/2021). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)
A Rufous-backed Cellophane Bee in Anne Arundel Co., Maryland (6/2/2020). (c) Lauren, some rights reserved (CC BY-NC). Photo by Lauren via iNaturalist. (MBP list)
Rufous-backed Cellophane Bee in Montgomery Co., Maryland (5/27/2021). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)
Rufous-backed Cellophane Bee in Prince George's Co., Maryland (6/2/2016). (c) Timothy Reichard, all rights reserved. Photo by Timothy Reichard. (MBP list)
Rufous-backed Cellophane Bee in Montgomery Co., Maryland (4/25/2021). (c) gail, some rights reserved (CC BY-NC). Photo by gail via iNaturalist. (MBP list)
Colletes thoracicus in Howard Co., Maryland (5/20/2016). Photo by Kurt Schwarz. (MBP list)
Rufous-backed Cellophane Bee in Prince George's Co., Maryland (5/24/2023). (c) Frode Jacobsen, some rights reserved (CC BY-NC). Photo by Frode Jacobsen. (MBP list)
Colletes thoracicus in Howard Co., Maryland (5/20/2016). Photo by Kurt Schwarz. (MBP list)
Rufous-backed Cellophane Bee in Queen Anne's Co., Maryland (5/1/2021). (c) Jim Brighton, some rights reserved (CC BY-NC). Photo by Jim Brighton. (MBP list)
Rufous-backed Cellophane Bee in Anne Arundel Co., Maryland (5/13/2021). (c) pmhabicht, some rights reserved (CC BY-NC). Photo by pmhabicht via iNaturalist. (MBP list)
Rufous-backed Cellophane Bee in Baltimore Co., Maryland (6/3/2022). (c) Timothy Reichard, all rights reserved. Photo by Timothy Reichard. (MBP list)
Rufous-backed Cellophane Bee in Montgomery Co., Maryland (5/13/2023). (c) maragay, some rights reserved (CC BY-NC). Photo by maragay via iNaturalist. (MBP list)
Rufous-backed Cellophane Bee in Montgomery Co., Maryland (5/3/2021). (c) maragay, some rights reserved (CC BY-NC). Photo by maragay via iNaturalist. (MBP list)
Rufous-backed Cellophane Bee in Anne Arundel Co., Maryland (5/13/2021). (c) pmhabicht, some rights reserved (CC BY-NC). Photo by pmhabicht via iNaturalist. (MBP list)
A male Colletes thoracicus in Shenandoah Co., Virginia (5/16/2018). Collected by Jessica Rykken. Image processed by Greta Forbes. Photo by USGS PWRC. (MBP list)
A male Colletes thoracicus in Shanandoah Co., Virginia (5/16/2018). Image processed by Greta Forbes. Photo by USGS PWRC. (MBP list)
A female Colletes thoracicus in Shenandoah Co., Virginia (5/16/2018). Image processed by Greta Forbes. Photo by USGS PWRC. (MBP list)
A male Colletes thoracicus in Shenandoah Co., Virginia (5/16/2018). Image processed by Greta Forbes. Photo by USGS PWRC. (MBP list)
Rufous-backed Cellophane Bee burrows in Howard Co., Maryland (5/27/2020). (c) csparr, some rights reserved (CC BY). Photo by csparr via iNaturalist. (MBP list)
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