Literature
Authors | Year | Title |
|---|---|---|
| P. J. Hayward, Ryland J. S. | 1999 | Cheilostomatous Bryozoa Part II. Hippothooidea - Celleporoidea |
| P. J. Hayward, Ryland J. S. | 1985 | Cyclostome Bryozoans |
| J. S. Ryland, Hayward P. J. | 1977 | British Anascan Bryozoans |
| Authors | Year | Title |
|---|---|---|
| P. J. Hayward, Ryland J. S. | 1999 | Cheilostomatous Bryozoa Part II. Hippothooidea - Celleporoidea |
| P. J. Hayward, Ryland J. S. | 1985 | Cyclostome Bryozoans |
| J. S. Ryland, Hayward P. J. | 1977 | British Anascan Bryozoans |