Sam Droege:
Andrena helianthiformis, face, Pennington County, SD_2013-10-23-09.50.41 ZS PMax
Sam Droege:
Andrena helianthiformis, side, Pennington County, SD_2013-10-23-09.31.36 ZS PMax
Sam Droege:
Andrena helianthiformis, f, back, Pennington Co., SD_2018-08-10-12.29.09 ZS PMax UDR
Sam Droege:
Andrena helianthiformis, f, face, Pennington Co., SD_2018-08-10-12.41.12 ZS PMax UDR
Sam Droege:
Andrena helianthiformis, f, right, Pennington Co., SD_2018-08-10-12.50.24 ZS PMax UDR