1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
3 specimens
Pyramidella acus
BPBM 257227
D.B. Langford & D. Thaanum; Thaanum, Ditlev, 1925Japan
BPBM 257228
D.B. Langford & D. Thaanum; Thaanum, Ditlev, 1932Ryukyu Islands
BPBM 258027
Ostergaard, J. M.; Ostergaard, Jens M., 1926Tonga