Alveolina Fossil
Wikipedia
https://en.wikipedia.org/wiki/Alveolinidae
Alveolina Fossil
Geologia
https://www.biodiversidadvirtual.org/geologia/Alveolina-sp.-(d-Orbigny-1826)-img7529.html
Alveolina Fossils
Research Gate
https://www.researchgate.net/figure/Different-species-of-Eocene-large-forams-Alveolina-Nummulites-and-Somalina-sp-which-are_fig7_235335819
