Iberian Peninsula Portugal
Geological Time: Jurassic Middle Jurassic Callovian
sampled together with Brian Ottway, photographed by
The identification is based upon:
Stam, B., 1986: Quantitative Analysis of Middle and Late Jurassic Foraminifera from Portugal and Its Implications for the Grand Banks of Newfoundland. Utrecht micropaleontological bulletins Volume 34. Dissertation Plate 4, Fig.