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

Siphonaria atra
BPBM 204477
Daniel B. Langford; Ditlev Due Thaanum, 1948
Koror, Palau

Siphonaria sipho
BPBM 204484
Daniel B. Langford; Ditlev Due Thaanum, 1948
Koror, Palau

Siphonaria sipho
BPBM 204485
Daniel B. Langford; Ditlev Due Thaanum, 1949
Koror, Palau

Mollusca
BPBM 256064
A.J. Ostheimer III; R.T. Abbott, ANSP {=Academy Of Natural Sciences, Philadelphia}, 1955
Koror, Palau

Siphonaria atra
BPBM 259163
Thaanum, Ditlev
Koror, Palau

Siphonaria sipho
BPBM 259206
Thaanum, Ditlev
Koror, Palau
