1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
4 specimens
Cerithium rostratum
BPBM 258304
Dranga + Thaanum; Thaanum Ditlev, 1940Beqa, Fiji
Engina mendicaria
BPBM 258311
Th.; Thaanum Ditlev, 1922Palmyra Atoll
BPBM 258314
DBL + Th; Thaanum DitlevOfu, American Samoa
BPBM 258320
Th.; Thaanum Ditlev, 1940Tutuila, American Samoa