“A NEW SPECIES OF CYRTOSPIRIFER (BRACHIOPODA) FROM THE MIDDLE DEVONIAN OF THE WESTERN SAHARA (NORTHWESTERN AFRICA)”. RIVISTA ITALIANA DI PALEONTOLOGIA E STRATIGRAFIA 117, no. 1 (March 31, 2011). Accessed July 27, 2026. https://test-ojs-unimi-it.archicoop.it/index.php/RIPS/article/view/5959.