BioStor
 | The structural features of the bryozoan genus Homotrypa, with descriptions of species from the Cincinnatian group Ray S Bassler (1903) Proceedings of The United States National Museum 26: 565-591 |
 | A study of the James types of Ordovician and Silurian Bryozoa Ray S Bassler (1906) Proceedings of The United States National Museum 30: 1-66 |
 | North American later Tertiary and Quaternary Bryozoa F Canu, and R S Bassler (1923) United States National Museum Bulletin 125: 1-302 |
 | Richmond faunal zones in Warren and Clinton Counties, Ohio George M Austin (1927) Proceedings of The United States National Museum 70: 1-18 |
 | A list and index of the publications of the United States National Museum (1875–1946) Anon (1947) Bulletin of the United States National Museum 193: 1-306 |
 | Genotypes of some Paleozoic Bryozoa (1949) Journal of The Washington Academy of Sciences 39: 122-136 |
 | A type catalog of fossil invertebrates (Bryozoa) in the Yale Peabody Museum Russell D White and Laura K Skorina (2000) Postilla 224: 1-37 |