Foraminifera taxon details
original description
Loeblich, A. R.; Tappan, H. (1986). Some New and Revised Genera and Families of Hyaline Calcareous Foraminiferida (Protozoa). <em>Transactions of the American Microscopical Society.</em> 105(3): 239-265., available online at https://doi.org/10.2307/3226297 page(s): p. 248 [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 elongate, up to 1.3 mm in length, narrow, fusiform, base with distinct spine, early chambers added in three planes, later biserial, narrow and high, overlapping very little on the sides and increasing rapidly in size, the final pair occupying more than half the test length, sutures oblique, weakly depressed; wall calcareous, hyaline, radial, surface with fine longitudinal costae; aperture terminal, radiate. M. Oligocene (Rupelian); USA: Mississippi. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
| |