Foraminifera taxon details
original description
Loeblich, A. R.; Tappan, H. (1964). Treatise on Invertebrate Paleontology, Part C: Protista 2, Sarcodina, chiefly "Thecamoebians" and Foraminiferida. <em>Geological Society of America and University of Kansas Press, Lawrence.</em> [details] Available for editors [request]
From editor or global species database
Diagnosis Test discoidal, early stage may be coiled in microspheric form, later peneropliform or may have cyclical or annular chambers in a single layer; chambers of advanced forms may be subdivided by parallel or vertical partitions. L. Jurassic to U. Cretaceous (Campanian). (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
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