title: Chromosome variation in three species of the marine gastropod Nucella.
mesh_terms: D000818:Animals; D002455:Cell Division; D002875:Chromosomes; D005260:Female; D014644:Genetic Variation; D007621:Karyotyping; D008297:Male; D008540:Meiosis; D008938:Mitosis; D008974:Mollusca; D013045:Species Specificity