1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
2 specimens
Hylaeus volatilis
BPBM 25007 · E. H. Bryan, Jr., 1931
south side
Hylaeus longiceps
BPBM 5395 · E. H. Bryan, Jr., 1931