| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 907 | Iwata, F. 1954 The fauna of Akkeshi Bay. XX. Nemertini in Hokkaido (revised report). Reprinted from the Journal of the Faculty Science, Hokkaido University. Series VI, 12(1-2):39 p. | 1954 | Tetrastemma pinnatum | 34 |
| 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 | Tetrastemma pinnatum | --> |