| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 89855 | Riser, N.W. 1984 General observations on the intertidal intersitial fauna of New Zealand. Tane 30:239-250. | 1984 | Sphaerosyllis perspicax | 247-248 |
| 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 | Sphaerosyllis perspicax | --> |