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III.—Arctic and antarctic sponges &c
Volume 20, Page 38
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Descriptions of Asiatic Diurnal Lepidoptera
Volume 20, Page 43
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On a small collection of Orthopterous Insects of the Families Phasmidae and Mantidae from Australia and New Britain with Descriptions of four new Species
Volume 20, Page 74
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Descriptions of new species of New-Zealand Myriopoda
Volume 20, Page 114
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Description of a new species of Phasmidae from India
Volume 20, Page 130
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XXVI.—Description of a new species of Batrachostomus from Central Borneo
Volume 20, Page 178
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XXXII.—Description of a new species of Helix
Volume 20, Page 242
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XLVII.—On Pteroplax cornuta, H. & A
Volume 20, Page 369
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LI.—Descriptions of new species of Heterocera from Japan.—Part I. Sphinges and Bombyces
Volume 20, Page 393
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LII.—Description of an apparently new species of hummingbird of the genus Amazilia
Volume 20, Page 404
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LV.—On a Carboniferous Hyalonema and other sponges from Ayrshire
Volume 20, Page 425
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Preliminary notes on new fishes collected in Japan during the expedition of H. M. S. 'Challenger.'
Volume 20, Page 433
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LVII.—Report on the Echinodermata collected during the Arctic Expedition, 1875–6
Volume 20, Page 449
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LVIII.—Description of a new Species of Foraminifera (Rotalia spiculotesta)
Volume 20, Page 470
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LIX.—Descriptions of new species of Heterocera from Japan.—Part I. Sphinges and Bombyces
Volume 20, Page 473