Pollicina is a genus of problematic conical, septate, gently spiralling shell assigned to the Mollusca. Classification to a smaller rank is not possible based on the limited characters displayed.[1]
References
- ^ Evans, D. H.; Cope, J. C. W. (2003). "Systematic position of Pollicina corniculum (Eichwald, 1860) (Mollusca, Tergomya) from the Middle Ordovician of the United Kingdom". Palaeontology. 46 (1): 139–149. Bibcode:2003Palgy..46..139E. doi:10.1111/1475-4983.00291.