All species in this genus have become extinct, except Campanile symbolicum Iredale, 1917 from southwestern Australia. They used to flourish in the Tethys Sea and underwent a widespread adaptive radiation in the Cenozoic.[2]
^(in Czech) de Bruyne R. H. (2004). Encyklopedie ulit a lastur. Rebo Productions, 336 pp., ISBN80-7234-288-6, page 82.
^Portell R. W. & Donovan S. K. (2008). "Campanile trevorjacksoni sp. nov. (Mollusca: Gastropoda) from the Eocene of Jamaica: at last, a name for the first fossil used in intercontinental biostratigraphic correlation (de la Beche 1827)". Geological Journal43(5): 542-551. doi:10.1002/gj.1128.
^Mitchell F. S. (2009). "Discussion of Campanile trevorjacksoni sp. nov. (Mollusca: Gastropoda) from the Eocene of Jamaica—at last, a name for the first fossil used in intercontinental biostratigraphic correlation (de la Beche 1827): (v. 43, p. 542–551)". Geological Journal44(4): 494-496. doi:10.1002/gj.1155.
M. Harzhauser. 2007. Oligocene and Aquitanian gastropod faunas from the Sultanate of Oman and their biogeographic implications for the western Indo-Pacific. Palaeontographica Abteilung A 280:75-121