| رقم المرجع | الوصف | سنة | الاسم مستخدم | صفحة |
|---|---|---|---|---|
| 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 | Etrema constricta | --> |
| 7797 | Tucker, J.K. 2004 Catalog of recent and fossil turrids (Mollusca: Gastropoda). Zootaxa 682:1-1295. | 2004 | Etrema constricta | --> |
| 126039 | Paulay, G. 2022 Reproduction of Neogastropoda. Pers. Comm. via email [13/04/2022]. | 2022 | Etrema constricta | --> |