Inter-population sex chromosome polymorphism in the grasshopper Podisma pedestris

@article{Hewitt1970InterpopulationSC,
  title={Inter-population sex chromosome polymorphism in the grasshopper Podisma pedestris},
  author={Godfrey M. Hewitt and Bernard John},
  journal={Chromosoma},
  year={1970},
  volume={31},
  pages={291-308}
}
Populations of the alpine grasshopper Podisma pedestris are either completely XO/XX or else completely neo-XY/neo-XX in character. The neo-XY form is limited in its occurrence to near the extreme southwest edge of the present distribution of the species. Both kinds of population also contain B-chromosomes. These are of two types differing with regard to… CONTINUE READING