McMillan, I. K. (2003). The Foraminifera of the Late Valanginian to Hauterivian (Early Cretaceous) Sundays River Formation of the Algoa Basin, Eastern Cape Province, South Africa. Annals of the South African Museum - Annale van die Suid-Afrikaanse Museum. 106: 1-274.
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McMillan, I. K.
2003
The Foraminifera of the Late Valanginian to Hauterivian (Early Cretaceous) Sundays River Formation of the Algoa Basin, Eastern Cape Province, South Africa
Annals of the South African Museum - Annale van die Suid-Afrikaanse Museum