Photo 16464011, (c) Eric Simons, some rights reserved (CC BY-NC), uploaded by Eric Simons

Attribution © Eric Simons some rights reserved Uploaded by ericsimons Source iNaturalist Associated observations Photos / Sounds 2 photos What Blue-and-black Mining Bee (Andrena nigrocaerulea) Observer ericsimons Date April 27, 2018 11:38 AM PDT Place Billy Goat Hill, San Francisco, CA, US (Google, OSM) Date Added April 27, 2018 12:55 PM PDT 3 comments 2 IDs Research Grade View Associated taxa CC Blue-and-black Mining Bee (Andrena nigrocaerulea) Info Photo (c) Eric Simons, some rights reserved (CC BY-NC), uploaded by Eric Simons CC Miner, Fairy, Allied Panurgine, and Oxaeine Bees (Family Andrenidae) Info Photo (c) Denis Doucet, some rights reserved (CC BY-NC), uploaded by Denis Doucet Sizes small medium large original