- according to Hottinger (2006):
Remarks: The "true", i.e. lamellar nature of this cavity and its connection with the regular spiral chambers seen in Rotaliellidae (see also Pavlowski et alii, 1992) is not yet known.
Hottinger (2006), Illustrated glossary of terms used in foraminiferal research. Carnets de Géologie, Memoir 2, ISSN 1634-0744