Farlow, Anderson & Eaton, Algae Exs. Amer. Bor.
Farlow, W.G.; Anderson, C.L.; Eaton, D.C. [1 - 230]

University Herbarium, University of California, Berkeley
Catalog #: UC687968
A. L. Davis #s.n.
Membranoptera alata (Hudson) Stackhouse
United States, Massachusetts, Essex, Gloucester

University of Michigan
Catalog #: 662917
A.L. Davis #s.n.
Membranoptera fabriciana (Lyngbye) M.J.Wynne & G.W.Saunders
United States, Massachusetts, Essex, Gloucester

Yale University Herbarium
Catalog #: YU.095727
Mrs. A. L. Davis s.n.
Membranoptera fabriciana (Lyngbye) M.J.Wynne & G.W.Saunders
United States, Massachusetts, Essex, Gloucester; Gloucester

Field Museum of Natural History
Catalog #: C0509499F
Mrs. A. L. Davis #s.n.
Delesseria alata (Hudson) J.V.Lamouroux
United States, Massachusetts, Essex, Gloucester

San Diego Natural History Museum - Algae
Catalog #: SD00005998
Mrs. A. L. Davis #s.n.
Membranoptera alata (Hudson) Stackhouse
United States, Massachusetts, Essex, Gloucester