Amphimorphina lirata

Cushman, J. A.; Bermúdez, P. J. (1936). The foraminiferal genus Amphimorphiva in the Eocene of Cuba. <em>Contributions from the Cushman laboratory for foraminiferal research.</em> 12(1): 1-3.

Hayward, B.W., Kawagata, S., Sabaa, A.T., Grenfell, H.R., van Kerckhoven, L., Johnson, K., and Thomas, E., 2012. The last global extinction (Mid-Pleistocene) of deep-sea benthic foraminifera (Chrysalogoniidae, Ellipsoidinidae, Glandulonodosariidae, Plectofrondiculariidae, Pleursostomellidae, Stilostomellidae), their Late Cretaceous-Cenozoic history and taxonomy: Cushman Foundation for Foraminiferal Research Special Publication, v. 43, p. 408.