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

Field Museum of Natural History
Catalog #: C0526616F
W. G. Farlow #s.n.
Monostroma orbiculatum Thuret
Bermuda, [precise locality unknown]

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00205456
ffecd78d-08ad-4c60-943f-a0ddde1422f8
W. G. Farlow #s.n.
Monostroma orbiculatum Thuret
Bermuda, [precise locality unknown]

San Diego Natural History Museum - Algae
Catalog #: SD00001508
W. G. Farlow #s.n.
Gayralia oxysperma (Kützing) K.L.Vinogradova ex Scagel et al.
Bermuda, [precise locality unknown]

University of Michigan
Catalog #: 730193
W.G. Farlow #s.n.
Monostroma orbiculatum Thuret
Bermuda, [No precise loc]

Yale University Herbarium
Catalog #: YU.095759
William Gilson Farlow s.n.
Monostroma orbiculatum Thuret
Bermuda, [precise locality unknown]