1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
3 specimens
Achatinella mustelina
BPBM 131283
Drang, Ted T.; Thurston, Lorrin A., 1925Oʻahu
Pisania pusio
BPBM 256327
T.T. Drang; Thaanum, DitlevWest Indies
Pleuroploca gigantea
BPBM 256328
Ted T. Drang; Thaanum, DitlevFlorida