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1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
Assimineidae
BPBM 294573 · O. Bourquin
Sarigan, Northern Mariana Islands
Lamellidea
BPBM 294556 · O. Bourquin, 2001
Sarigan, Northern Mariana Islands
Succinea
BPBM 294569 · O. Bourquin
Sarigan, Northern Mariana Islands
Lamellidea
BPBM 294571 · O. Bourquin
Sarigan, Northern Mariana Islands
Mollusca
BPBM 294572 · O. Bourquin
Sarigan, Northern Mariana Islands
Gulella bicolor
BPBM 294575 · O. Bourquin
Sarigan, Northern Mariana Islands
