1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
2 specimens
Trochus maculatus vernus
BPBM 227241
Langford & Thaanum; Thaanum, 1947Rota, Northern Mariana Islands
BPBM 227244
D. B. Langford; Thaanum, 1951Majuro Atoll, Marshall Islands