| 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 | Spadella xcalakensis | --> |
| 84900 | Tovar, E. and E. Suárez-Morales 2007 New records and a new species of Spadella (Chaetognatha: Spallidae) from the western Carribean Sea. Proceedings of the Biological Society of Washington 120(2):175-183. | 2007 | Spadella xcalakensis | --> |
| 125708 | Pauly, D., C. Liang, W. Xian, E. Chu and N. Bailly 2021 The sizes, growth and reproduction of arrow worms (Chaetognatha) in light of the Gill-Oxygen Limitation Theory (GOLT). Journal of Marine Science and Engineering 9(12)[1397]:1-21. | 2021 | Spadella xcalakensis | tab.S1B |