1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
4 specimens
Chroicocephalus philadelphia
BPBM 1415 · A Seale
BPBM 1416 · A Seale
BPBM 1417 · A Seale
BPBM 1424.01 ·
