Foraminifera taxon details
Placentulinidae Kasimova, Poroshina & Geodakchan, 1980
Subfamily Ashbrookiinae Loeblich & Tappan, 1984
Subfamily Placentulininae Kasimova et al., 1980 †
» Genus Ashbrookia McCulloch, 1977
» Genus Paalzowella Cushman, 1933 †
» Genus Paleopatellina Kasimova, Poroshina & Geodakchan, 1973 †
» Genus Patellinella Cushman, 1928
» Genus Pseudopatellinella Takayanagi, 1960 †
» Genus Rumanolina Neagu in Neagu & Cîrnaru, 2002 †
» Genus Subpatellinella McCulloch, 1977
» Genus Exopatellina Zheng, 1981 accepted as Ashbrookia McCulloch, 1977 (Opinion of Loeblich & Tappan, 1987 nomen novum pro Pseudopatellina Zheng, 1980)
» Genus Pseudopatellina Zheng, 1980 accepted as Ashbrookia McCulloch, 1977 (Subjective junior synonym Opinion of Loeblich & Tappan, 1987 (junior homonym of Pseudopatellina Haque, 1960))
Genus Eupatellinella Hatta, in Hatta & Ujiie, 1992» Genus Paalzowella Cushman, 1933 †
» Genus Paleopatellina Kasimova, Poroshina & Geodakchan, 1973 †
» Genus Patellinella Cushman, 1928
» Genus Pseudopatellinella Takayanagi, 1960 †
» Genus Rumanolina Neagu in Neagu & Cîrnaru, 2002 †
» Genus Subpatellinella McCulloch, 1977
» Genus Exopatellina Zheng, 1981 accepted as Ashbrookia McCulloch, 1977 (Opinion of Loeblich & Tappan, 1987 nomen novum pro Pseudopatellina Zheng, 1980)
» Genus Pseudopatellina Zheng, 1980 accepted as Ashbrookia McCulloch, 1977 (Subjective junior synonym Opinion of Loeblich & Tappan, 1987 (junior homonym of Pseudopatellina Haque, 1960))
Subfamily Placentulininae Kasimova et al., 1980 †
» Genus Trispirina Danich, 1977 †
» Genus Placentulina Kasimova, 1978 † accepted as Trispirina Danich, 1977 † (Subjective junior synonym Opinion of Loeblich & Tappan, 1987)
» Genus Placentulina Kasimova, 1978 † accepted as Trispirina Danich, 1977 † (Subjective junior synonym Opinion of Loeblich & Tappan, 1987)
marine
Kasimova, G. K.; Poroshina, L. A.; Geodakchan, A. A. (1980). Новое семейство Placentulinidae и особенности его развития в юре и мелу - New family Placentulinidae and peculiarities of its development during Jurassic and Cretaceous. <em>Академия наук СССР Вопросы микропалеонтологии - Academy of Sciences USSR Questions of Micropaleontology.</em> 23: 121-126., available online at http://www.ginras.ru/library/pdf/23_1980_voprosy_mikropaleontologii.pdf [details] Available for editors 
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Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2021). World Foraminifera Database. Placentulinidae Kasimova, Poroshina & Geodakchan, 1980. Accessed at: https://www.marinespecies.org/Foraminifera/aphia.php?p=taxdetails&id=465846 on 2023-10-01
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original description
Kasimova, G. K.; Poroshina, L. A.; Geodakchan, A. A. (1980). Новое семейство Placentulinidae и особенности его развития в юре и мелу - New family Placentulinidae and peculiarities of its development during Jurassic and Cretaceous. <em>Академия наук СССР Вопросы микропалеонтологии - Academy of Sciences USSR Questions of Micropaleontology.</em> 23: 121-126., available online at http://www.ginras.ru/library/pdf/23_1980_voprosy_mikropaleontologii.pdf [details] Available for editors [request]
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]
[request] 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 a low trochospiral coil, without a tubular undivided second chamber, but with few chambers per whorl. L. Jurassic (Aalenian) to U. Cretaceous; Holocene. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]