| 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 | Hemistyela pacifica | --> |
| 3382 | Sanamyan, K.E. and N.P. Sanamyan 2006 Deep-water ascidians (Tunicata: Ascidiacea) from the northern and western Pacific. Journal of Natural History 40(5-6):307-344. | 2006 | Hemistyela pacifica | 335-338 |