Baryspira optima (Sowerby, 1897)
Literature
| Authors | Title |
Year of Publication |
|---|---|---|
| D. Gratecap | Le genre Amalda en Afrique Australe - The genus Amalda in South Africa | 2012 |
| R.T. Abbott; S.P. Dance | Compendium of seahells | 1982 |
| R.N. Kilburn; E. Rippey | Sea shells of southern Africa | 1982 |
| D. Richards | South African shells. A collector’s guide | 1981 |
| B. Kensley | Sea shells of Southern Africa. Gastropods | 1973 |
| K.H. Barnard | Contributions to the knowledge of South African marine Mollusca. Part II. Gastropoda: Prosobranchiata: Rhachiglossa | 1959 |
| G.B.Sowerby III | Marine shells of South Africa (Appendix) | 1897 |