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

832 specimens · page 1

Delphacodes saccharicola

BPBM udcc_tcn 00042691

F. X. Williams, 1922
Ecuador

Malaxa occidentalis

BPBM udcc_tcn 00042686

F. X. Williams, 1923
Ecuador

Malaxa occidentalis

BPBM udcc_tcn 00042688

F. X. Williams, 1923
Ecuador

Stenogyne kamehamehae

BISH 54257

Williams, F.X., 1933
Molokaʻi

Pronesopupa

BPBM 104233

Williams, F.X. (H.S.P.A.); Williams, F.X. (H.S.P.A.), 1929
Hawaiʻi Island

Pronesopupa

BPBM 104234

Williams, F.X. (H.S.P.A.); Williams, F.X. (H.S.P.A.), 1929
Hawaiʻi Island

Leptachatina

BPBM 104235

Williams, F.X. (H.S.P.A.); Williams, F.X. (H.S.P.A.), 1929
Hawaiʻi Island

Leptachatina

BPBM 104236

Williams, F.X. (H.S.P.A.); Williams, F.X. (H.S.P.A.), 1929
Hawaiʻi Island

Tornatellides

BPBM 104237

Williams, F.X. (H.S.P.A.); Williams, F.X. (H.S.P.A.), 1929
Hawaiʻi Island

Ancylus sharpi

BPBM 108661

Williams, Francis Xavier; Williams, Francis Xavier, 1931
Oʻahu

Ancylus sharpi

BPBM 108662

Williams, Francis Xavier; Williams, Francis Xavier, 1931
Hawaiʻi Island

Tornatellides

BPBM 108663

Williams, Francis Xavier; Williams, Francis Xavier, 1931
Hawaiʻi Island