TABLE OF CONTENTS
Introduction Objectives Chapter 1 Chapter 2 Chapter 3 Chapter 4 Discussion Annex 1 Annex 2 Annex 3 References ... 1 ... 17 Phenotypic plasticity in an ant with strong caste genotype association .... 19 Sex-biased dispersal creates spatial genetic structure in a parthenogenetic ant with a dependent-lineage reproductive system ... 27 Detection of cryptic sex in automictic populations: theoretical expectations and a case study in Cataglyphis desert ants ... 39 Repeated evolution of queen parthenogenesis and social hybridogenesis inCataglyphis desert ants ... 75
... 113 Genetic determination of female castes in a hybridogenetic desert ant .. 127 Evolution of hybridogenetic lineages in Cataglyphis ants ... 137 Population structure and sociogenetic organisation in a species with