USGS Bee Inventory and Monitoring Lab   cc-publicdomain

Hylaeus (Masked Bees) is a genus of bees & apoid Wasps in the family plasterer bees. They visit flowers of Monochoria korsakowii, bloody geranium, wild carrot, and sheepbit.

EOL has data for 9 attributes, including:

Known occurrences, collected specimens and observations of Masked Bees. View this species on GBIF