from Smith, A.B. 2013. Geological history of bathyal echinoid faunas, with a new genus from the late Cretaceous of Italy. Geological Magazine, 150/1, 177-182.
from Smith, A.B. 2013. Geological history of bathyal echinoid faunas, with a new genus from the late Cretaceous of Italy. Geological Magazine, 150/1, 177-182.