| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 2665 | Monniot, C. 1998 Abyssal ascidians collected from the proximity of hydrothermal vents in the Pacific Ocean. Bull. Mar. Sci. 63(3):541-558. | 1998 | Ascidia formella | 547-549 |
| 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 | Ascidia formella | --> |