1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
3 specimens
Mytilicardia semiorbiculata
BPBM 204029
Daniel B. Langford; Ditlev Due Thaanum, 1949Koror, Palau
BPBM 204030
Ditlev Due ThaanumKoror, Palau
Beguina semiorbiculata
BPBM 279777 · Myrtle Thaanum {Ditlev Thaanum'S Wife}
Koror, Palau