1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
3 specimens
Tegula rustica
BPBM 227085
D. B. Langford; Thaanum, 1852Japan
Cymatium pyrum
BPBM 234226
Langford & Thaanum; Thaanum, 1832Ryukyu Islands
Vexillum vulpecula
BPBM 238671
D. B. Langford; Thaanum, 1845Koror, Palau