title: Chromosome variation in British populations on Oncopsis (Hemiptera: Cicadellidae).
mesh_terms: D000818:Animals; D002869:Chromosome Aberrations; D002875:Chromosomes; D003434:Crossing Over, Genetic; D014644:Genetic Variation; D007313:Insecta; D007621:Karyotyping; D008297:Male; D008540:Meiosis; D009154:Mutation; D011110:Polymorphism, Genetic; D012730:Sex Chromosomes; D006113:United Kingdom