Foraminifera taxon details
original description
Rahaghi, A. (1978). Paleogene biostratigraphy of some parts of Iran. <em>Publications of the National Iranian Oil Company, Geological Laboratories.</em> 7: 1-165. page(s): p. 42 [details] Available for editors [request]
basis of record
Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at https://books.google.pt/books?id=n_BqCQAAQBAJ [details] Available for editors [request]
From editor or global species database
Diagnosis Test globular, up to about I.7':J mm in diameter, periphery rounded, chambers broad and low, planispirally enrolled and involute, only the final whorl visible at the exterior, megalospheric test of three to four volutions that increase rapidly in height, microspheric test with three chambers per whorl in the first two whorls, later increasing to about fourteen to sixteen chambers in the final whorl, septa oblique, curved backward toward the periphery, outer part of chambers subdivided by parallel and transverse series of short vertical partitions, appearing like a subepidermal mesh in abraded specimens or in tangential section; wall calcareous, porcelaneous; aperture cribrate. M. Eocene; Iran. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
| |