L. O. Howard

8 public-domain plates in the archive

• Chalcis columbiana 10 Jul 1880
• Halictus cordovensis
• Harpactus howardi 18 Apr 1898
• Bombus (Psithyrus) ashtoni [Not Stated]
• Bombus (Pyrobombus) vagans vagans [Not Stated]
• Bombus (Pyrobombus) vagans vagans 15 Aug 1929
• Bombus (Pyrobombus) vagans vagans 9 Jul 1899
• Bombus (Pyrobombus) vagans vagans 5 Jul 1930 to 10 Jul 1930