Petrak, Crypt. Exs.
Petrak [3201 - 4700]

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