I propose you see work of Kovacs et al. (2013) which will supervise you to determine your attached figure. Moreover you can find two separated figure deals with Peneroplis Pertussis (Forskäl) var
However you should consider
Hayward, B. (2015). Puteolina proteus (d'Orbigny, 1839). In: Hayward, B.W., Cedhagen, T., Kaminski, M., Gross, O. (2015) World Foraminifera Database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=594461 on 2015-08-19
Gross, O. (2001). Foraminifera, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 60-75 (look up in IMIS)
B. K. Sen Gupta, L. E. Smith, and M. L. Machain-Castillo. 2009. Foraminifera of the Gulf of Mexico, Pp. 87–129 in Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Biodiversity. Texas A&M Press, College Station, Texas.