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WoRMS taxon details
original description
Bolli, H. M.; Loeblich, A. R.; Tappan, H. (1957). Planktonic foraminiferal families Hantkeninidae, Orbulinidae, Globorotaliidae and Globotruncanidae. <em>Bulletin United States National Museum.</em> 215: 3-50., available online at http://www.biodiversitylibrary.org/part/70794#/summary
page(s): p. 29 [details]
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 Early stage trochospiral, later streptospiral or planispiral, chambers globular to clavate or even terminally furcate; wall densely perforate or with pores localized and separated by intervening nonperforate areas, surface spinose, the elongate spines arising from basal collars at the test surface; aperture interiomarginal and equatorial, or may become spiroumbilical. M. Miocene to Holocene. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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