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

Brown University - Algae
Catalog #: ABRU00004204
F. S. Collins s.n. 08 August 1907
Polyedrium tetraedricum f. longispinum
United States, Massachusetts, Herring Pond, Eastham, MA

University of Michigan
Catalog #: 731243
F.S. Collins #s.n. 08 August 1907
Polyedrium tetraedricum
United States, Massachusetts, Barnstable, Herring Pond, Eastham

University of Michigan
Catalog #: 732271
F.S. Collins #s.n. 08 August 1907
Tetraedron regulare var. longispinum
United States, Massachusetts, Barnstable, Herring Pond, Eastham

Michigan State University Algae
Catalog #: MSC0184121
F.S. Collins #s.n. 08 August 1907
Polyedrium taraedricum f. longispinum
United States, Massachusetts, Barnstable, Herring Pond, Eastham

Miami University - Algae
Catalog #: 000188539
F.S. Collins #s.n. 08 August 1907
Polyedrium taraedricum f. longispinum
United States, Massachusetts, Barnstable, Herring Pond, Eastham

Yale University Herbarium
Catalog #: YU.094511
Frank Shipley Collins s.n. 08 August 1907
Tetraedron regulare Kützing
United States, Massachusetts, Barnstable, Eastham; Herring Pond, Eastham, MA