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

Arcopsis adamsi
BPBM 253861
Blenn R. Bales; R.T. Abbott, Acad. Of Nat. Sci. Philadelphia, 1940
Florida

Arcopsis adamsi
BPBM 260239
Ditlev Due Thaanum
Bermuda

Arcopsis solida
BPBM 260240
C.E. White; Ditlev Due Thaanum
California

Arcopsis solida
BPBM 260241
Ted T. Dranga; Ditlev Due Thaanum, 1939
Panama

Arcopsis solida
BPBM 260242
Ditlev Due Thaanum
Mexico

Noetia ponderosa
BPBM 260243
Ditlev Due Thaanum
South Carolina
