MCZ Entomology 642029
Hylaeus modestus Say, 1837 or Hylaeus affinis (Smith, 1853)
Date Collected:
[date unknown] prior to 2013-12-31
North America: United States: Massachusetts: Middlesex | Holliston
occurrenceID: https://mczbase.mcz.harvard.edu/guid/MCZ:Ent:642029
