| 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 | Cadulus euloides | --> |
| 1821 | Steiner, G. and A.R. Kabat 2004 Catalog of species-group names of recent and fossil Scaphopoda (Mollusca). Zoosystema 26(4):549-726. | 2004 | Cadulus euloides | 589 |
| 105057 | Al-Yamani, F.Y., V. Skryabin, N. Boltachova, N. Revkov, M. Makarov, V. Grinstov and E. Kolesnikova 2012 Illustrated Atlas on the Zoobenthos of Kuwait. Kuwait Institute for Scientific Research. | 2012 | Cadulus euloides | 25 |
| 107639 | Smithsonian Institution 2016 Cadulus euloides. http://collections.si.edu/search/results.htm?q=Cadulus%09euloides [Accessed 04/22/2016]. | 2016 | Cadulus euloides | --> |