Volume 81, 1953

B
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Baculites rectus, 355
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Bahadur, Krishna, 469
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Banksieacidites, 480
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— elongatus, 480
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Barya, 493
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— agaricicola, 493
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Baryspira macbeathi, 545
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— mucronata, 545
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Bathytoma wairarapaensis, 547
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Bdellamaris, 285
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— eptatreti, 285
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— trigloides, 95
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— gatlorugine, 137
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Bolivina, 536
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Bolivinopsis sp. prob. aff. cubensis, 536
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Bostrychia arbuscula, 197
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Brachionus calyciflorus, 73
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Bradleya kaiata, 309
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Brauchellion parkeri, 291
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Brewin, Beryl I, 53
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Broom Genera, Somatic Chromosome Number of, 1
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Brothers, R. N, 521
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Brown, D. A., 557
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Bulimina pupula, 535
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Bythocythere ferox, 307
