World Register of Marine Species (WoRMS)
Pseudorhapydionina dubia (De Castro, 1965)
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2026). World Foraminifera Database. Pseudorhapydionina dubia (De Castro, 1965)&nbsp;&#8224;. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1474910 on 2026-08-28
De Castro, P. (1965). Su alcune Soritidae (Foraminiferida) del Cretacico della Campania. Società dei Naturalisti in Napoli, Bollettino. 74: 317-372.