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

Brown University - Algae
Catalog #: ABRU00004521
M. B. Nichols s.n.
Lithothamnion conchatum Setchell & Foslie
United States, California, Marin, Dillon's Beach, Marin Co., CA

Yale University Herbarium
Catalog #: YU.094992
M. B. Nichols s.n.
Lithothamnion conchatum Setchell & Foslie
United States, California, Marin, Dillon's Beach

Field Museum of Natural History
Catalog #: C0516549F
M. B. Nichols #s.n. 00 November 1909
Lithothamnion conchatum Setchell & Foslie
United States, California, Marin, Dillon's Beach, Marin Co., California

Michigan State University Algae
Catalog #: MSC0183447
M.B. Nichols #s.n. 00 November 1909
Mesophyllum conchatum (Setchell & Foslie) W.H.Adey
United States, California, Marin, Dillon's Beach

Miami University - Algae
Catalog #: 000210601
M.B. Nichols #s.n. 00 November 1909
Mesophyllum conchatum (Setchell & Foslie) W.H.Adey
United States, California, Marin, Dillon's Beach

University of Michigan
Catalog #: 676499
Maurice B. Nichols #s.n. 00 November 1909
Lithothamnion conchatum Setchell & Foslie
United States, California, Marin, Dillon's Beach

University of Michigan
Catalog #: 676501
Maurice B. Nichols #s.n. 00 November 1909
Lithothamnion conchatum Setchell & Foslie
United States, California, Marin, Dillon's Beach

University of North Carolina at Chapel Hill Herbarium; Max & Fran Hommersand Algae Herbarium: Algae
Catalog #: NCU-A-0033344
Nichols, M. B. #s.n.
Lithothamnion conchatum Setchell & Foslie
United States, California, Marin, Dillon Beach