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Planktonic foramini-feral families Hantkeninidae, Orbulinidae, Globorotaliidae and Globotruncanidae
Vol 215, Page 3
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The genera Praeglobotruncana, Rotalipora, Globotruncana and Abathomphalus in the upper Cretaceous of Trinidad, B.W.I
Vol 215, Page 51
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The genera Globigerina and Globorotalia in the Paleocene-lower Eocene Lizard Springs formation at Trinidad, B.W.I
Vol 215, Page 61
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Chiloguembelina Loeblich and Tappan and related Foraminifera from the Lower Tertiary of Trinidad, B.W.I
Vol 215, Page 83
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Planktonic Foraminifera from the Oligocene-Miocene Cipero and Langua formations of Trinidad, B.W.I
Vol 215, Page 97
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A revision of the foraminiferal family Heterohelicidae
Vol 215, Page 133
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Planktonic Foraminifera from the Eocene Naver and San Fernando formations of Trinidad, B.W.I
Vol 215, Page 155
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Planktonic Foraminifera of Paleocene and early Eocene age from the Gulf and Atlantic coastal plains
Vol 215, Page 173
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New Cretaceous index Foraminifera from northern Alaska
Vol 215, Page 201
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The foraminiferal genus Cruciloculina d'Orbigny, 1839
Vol 215, Page 233