| Ref. | Description | Named Used | Page |
|---|---|---|---|
| 833 | Ruppert, E.E., R.S. Fox and R.D. Barnes 2004 Invertebrate Zoology. A functional evolutionary approach. 7th Ed. | Cadulus delicatulus | |
| 1821 | Steiner, G. and A.R. Kabat 2004 Catalog of species-group names of recent and fossil Scaphopoda (Mollusca). | Cadulus delicatulus | 582 |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. | Cadulus delicatulus | |
| 8121 | Spurgeon, A. 2007 New Zealand Mollusca. | Siphonodentalium delicatulum |