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

Modiolus matris
BPBM 260334
D. B. Langford & Thaanum; D. Thaanum, 1935
Oʻahu

Modiolus matris
BPBM 281931
Grace Burgess [C.M. Burgess Collection], 1947
Hawaiʻi Island

Modiolus matris
BPBM 205465
H.C. Alexander; H.C. Alexander, 1932
Oʻahu

Modiolus matris
BPBM 260333
D. B. Langford; D. Thaanum, 1916
Oʻahu

Modiolus matris
BPBM 260335
D. B. Langford, Thaanum, & Dranga; D. Thaanum, 1938
Oʻahu

Modiolus matris
BPBM 60343
W.A. & E.L. Bryan, 1913
Oʻahu
