| 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 | Praeukrohnia ensata | --> |
| 3630 | Kasatkina, A.P. and M.V. Stolyarova 2006 Two new genera (Paraeukrohnia and Praeukrohnia) and four new species of arrowworms (Chaetognatha) from the southwestern Bering Sea. Russian Journal of Marine Biology 32(3):150-156. | 2006 | Praeukrohnia ensata | 154 |