Petrak, Crypt. Exs.
Petrak, F. [3201 - 4700]
IndExs #372281968

Field Museum of Natural History
Catalog #: C1040356F
6ccb02bd-0a0c-4edf-ab9d-975224fa9c2f
W. A. Weber #s.n. 00 September 1958
Calliergon stramineum (Brid.) Kindb.
U.S.A., Colorado, Clear Creek, Summit Lake, Mount Evans