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MarBEF Data System |
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WoRMS taxon details
original description
Dorreen, J. M. (1948). A Foraminiferal fauna from the Kaiatan Stage (Upper Eocene) of New Zealand. <em>Journal of Paleontology.</em> 22(3): 281-300. [details] Available for editors  [request]
basis of record
Gross, O. (2001). Foraminifera, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 60-75 (look up in IMIS) [details]
additional source
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 inequally biconvex, in a low trochospiral coil, chambers appearing semilunate and sutures thickened, elevated, curved, and oblique on the spiral side, depressed and nearly radial on the umbilical side, umbilicus wide and shallow, periphery rounded; wall calcareous, finely perforate, thickened by addition of secondary layers over the sutures on the spiral side and on the wall of the umbilical side, the secondary deposition filling the original perforations, surface smooth, with clear bands near the periphery not covered by secondary thickening; aperture a narrow interiomarginal slit partly covered by a triangular umbilical flap, intercameral foramen in earlier chambers corresponds to part of the original aperture, and the umbilical part also may remain open for a few chambers. Eocene to Holocene; Indo-Pacific; Australia; Cuba. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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