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1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
Family:Neritidaeremove filterJourney:Lieut. David F. Grether in Manus Island, Rota and Los Negros, 2–28 July 1946remove filterClear all
Neritina
BPBM 188937
Lieut. David F. Grether; David F. Grether, 1946
Guam
Neritina
BPBM 188938
Lieut. David F. Grether; David F. Grether, 1946
Guam
Neritina
BPBM 188939
Lieut. David F. Grether; David F. Grether, 1946
Guam
Neritina
BPBM 188940
Lieut. David F. Grether; David F. Grether, 1946
Guam
Septaria
BPBM 188941
Lieut. David F. Grether; David F. Grether, 1946
Guam