Female A E. pusillus, ventral habitus, showing color contrast between the dark brown antennae and metasomal sterna and the reddish-orange legs, and B E. basili paratype, ventral habitus, showing antennae, legs, and metasomal sterna with similar reddish-orange coloration.

 
 
  Part of: Onuferko TM (2018) A revision of the cleptoparasitic bee genus Epeolus Latreille for Nearctic species, north of Mexico (Hymenoptera, Apidae). ZooKeys 755: 1-185. https://doi.org/10.3897/zookeys.755.23939