Chiocchini, M. (2008). New benthic foraminifers (Miliolacea and Soritacea) from the Cenomanian and Upper Turonian of the Monte Cairo (Southern Latium, Central Italy). <em>Memorie Descrittive della Carta Geologica d'Italia.</em> LXXXIV: 171-202., available online athttp://www.isprambiente.gov.it/contentfiles/00002700/2752-mem-des-84-foraminiferi.pdf[details] Available for editors
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Palaeosigmoilopsis apenninica Chiocchini, 2008 †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1067304 on 2025-05-20
Marine Species Traits editorial board (2025). Marine Species Traits. Palaeosigmoilopsis apenninica Chiocchini, 2008 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1067304 on 2025-05-20
original descriptionChiocchini, M. (2008). New benthic foraminifers (Miliolacea and Soritacea) from the Cenomanian and Upper Turonian of the Monte Cairo (Southern Latium, Central Italy). <em>Memorie Descrittive della Carta Geologica d'Italia.</em> LXXXIV: 171-202., available online athttp://www.isprambiente.gov.it/contentfiles/00002700/2752-mem-des-84-foraminiferi.pdf[details] Available for editors