| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 833 | Ruppert, E.E., R.S. Fox and R.D. Barnes 2004 Invertebrate Zoology. A functional evolutionary approach. 7th Ed. Brooks/Cole, Thomson Learning learning, Inc. 990 p. | 2004 | Pyura columna | --> |
| 68823 | Castro, P. and M.E. Huber 2005 Marine biology. 452 p. ; col. ill. Boston, McGraw-Hill. | 2005 | Pyura columna | --> |