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

Brown University - Algae
Catalog #: ABRU00003523
H. M. Richards s.n.
Ceramothamnion codii H.Richards
Bermuda, Harris Bay, Bermuda

Field Museum of Natural History
Catalog #: C0515744F
H. M. Richards #s.n. 00 February 1898
Ceramothamnion codii H.Richards
Bermuda, Harris Bay

Michigan State University Algae
Catalog #: MSC0181614
H.M. Richards #s.n. 00 February 1898
Ceramium codii (H.Richards) Mazoyer
Bermuda, Harris Bay

Miami University - Algae
Catalog #: 000187480
H.M. Richards #s.n. 00 February 1898
Ceramothamnion codii H.Richards
Bermuda, Harris Bay

University of Michigan
Catalog #: 647014
Herbert M. Richards #s.n. 00 February 1898
Ceramothamnion codii H.Richards
Bermuda, Harris Bay

University of Michigan
Catalog #: 647016
Herbert M. Richards #s.n. 00 February 1898
Ceramothamnion codii H.Richards
Bermuda, Harris Bay

Yale University Herbarium
Catalog #: YU.091928
Herbert Maule Richards s.n. 00 February 1898
Ceramothamnion codii H.Richards
Bermuda, Harris Bay, Bermuda