Collins, Holden & Setchell, Phycoth. Bor.-Amer.
Collins, F.S.; Holden, I.; Setchell, W.A. [1-2300]

Field Museum of Natural History
Catalog #: C0506476F
I. Holden #s.n. 00 September 1897
Phyllophora membranifolia Endlicher
United States, Connecticut, Fairfield, Penfield Reef, Long Island Sound, near Bridgeport

University Herbarium, University of California, Berkeley
Catalog #: UC1858926
Isaac Holden #s.n. 00 September 1897
Phyllophora pseudoceranoides (S.G.Gmelin) Newroth & A.R.A.Taylor
United States, Connecticut, Fairfield, Long Island Sound, near Bridgeport.