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

Calliostoma unicum
BPBM 204682
Daniel B. Langford; Ditlev Due Thaanum
Japan

Calliostoma unicum
BPBM 204683
Daniel B. Langford; Ditlev Due Thaanum
Japan

Calliostoma unicum
BPBM 204684
Daniel B. Langford; Ditlev Due Thaanum
Japan

Calliostoma unicum
BPBM 204685
Daniel B. Langford; Ditlev Due Thaanum
Japan

Calliostoma unicum
BPBM 204686
Daniel B. Langford; Ditlev Due Thaanum
Japan

Calliostoma unicum
BPBM 226838
Thaanum
Japan

Calliostoma unicum
BPBM 226839
D. B. Langford; Thaanum, 1923
Japan

Calliostoma unicum
BPBM 226840
D. B. Langford; Thaanum, 1923
Japan

Calliostoma unicum
BPBM 226841
D. B. Langford; Thaanum, 1924
Japan

Calliostoma unicum
BPBM 226842
D. B. Langford; Thaanum, 1923
Japan

Calliostoma unicum
BPBM 226843
D. B. Langford; Thaanum, 1926
Japan

Calliostoma unicum
BPBM 226844
D. B. Langford; Thaanum, 1926
Japan

Calliostoma unicum
BPBM 226845
D. B. Langford; Thaanum, 1926
Japan

Calliostoma unicum
BPBM 226846
D. B. Langford; Thaanum, 1927
Japan

Calliostoma unicum
BPBM 226847
D. B. Langford; Thaanum, 1929
Japan

Calliostoma unicum
BPBM 226848
D. B. Langford; Thaanum, 1929
Japan

Calliostoma unicum
BPBM 226849
D. B. Langford; Thaanum, 1952
Japan

Calliostoma unicum
BPBM 254632
Daniel B. Langford; Ditlev Due Thaanum, 1930
Japan

Calliostoma unicum
BPBM 260021
Morris, Julius; Morris, Dean, 1953
Japan
