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1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.

Semicassis japonica
BPBM 204241
Daniel B. Langford; Ditlev Due Thaanum
Japan

Semicassis japonica
BPBM 254311
Ditlev Due Thaanum
Japan

Semicassis japonica
BPBM 254312
Ditlev Due Thaanum
Japan

Semicassis japonica
BPBM 254313
Ditlev Due Thaanum
Japan

Semicassis japonica
BPBM 254314
Daniel B. Langford; Ditlev Due Thaanum, 1930
Japan
