Transitions Between Sexual Systems: Understanding the Mechanisms of, and Pathways Between, Dioecy, H

1. The Evolution of Sexual Systems in Animals.- 2. The Evolution of Sexual Systems in Animals.- 3. Evolutionary Transitions Between Combined and Separate Sexes.- 4. The Evolution of Uniparental Reproduction in Rhabditina Nematodes: Phylogenetic patterns, Developmental Causes, and Surprising Consequences.- 5. Polychaete Worms on the Brink Between Hermaphroditism and Separate Sexes.- 6. Sex Determining Mechanisms in Bivalves.- 7. Transitions in Sexual and Reproductive Strategies Among the Caenogastropoda.- 8. Hermaphrodites, Dwarf Males, and Females: Evolutionary Transitions of Sexual Systems in Barnacles.- 9. Life History Constraints Facilitate the Evolution of Androdiocy and Male Dwarfing.- 10. Sexual Systems in Shrimps (infraorder Caridea Dana, 1852), with Special Reference to the Historical Origin and Adaptive Value of Protandric Simultaneous Hermaphroditism.- 11. Environmental and Genetic Sex Determining Mechanisms in Fishes.- 12. Causes and Consequences of Evolutionary Transitions in the Level of Phenotypic Plasticity of Reptilian Sex Determination.