| S08.Summary: Primary sex ratios: Variation causes and consequences. Convenors: Lessells, C.M. & Quinn, J.S. | 422-424 |
| S08.1: Avian sex ratio distortions: The myth of maternal control. Krackow, S. | 425-433 |
| S08.2: Sex and the single chromosome. Quinn, T.W. | 434-449 |
| S08.3: Theoretical models of sex allocation. Weissing, F.J. | 450 |
| S08.4: Sex allocation in relation to parental quality. Bensch, S. | 451-466 |
| S08.5: Sex allocation in co-operatively breeding birds. Yezerinac, S.M. | 467-482 |
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