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The spider genera Achaearanea, Theridion and Sphyrotinus from Mexico, Central America and the West Indies (Araneae, Theridiidae)
Vol 121, Page 55, Date 1959
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The spider genera Achaearanea, Theridion and Sphyrotinus from Mexico, Central America and the West Indies (Araneae, Theridiidae)
Vol 121, Page 57, Date 1959
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Three new genera and one new species of the family Gonostomatidae
Vol 121, Page 165, Date 1959
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Three new genera and one new species of the family Gonostomatidae
Vol 121, Page 167, Date 1959
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On a taxonomic puzzle and the classification of the earthworms
Vol 121, Page 227, Date 1959
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On a taxonomic puzzle and the classification of the earthworms
Vol 121, Page 229, Date 1959
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Bathonian foraminifera of England
Vol 121, Page 265, Date 1959
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Silicified Middle Ordovician trilobites: Remopleurididae, Trinucleidae, Raphiophoridae, Endymioniidae
Vol 121, Page 369, Date 1959