title: The chromosomes of Biomphalaria tenagophila (Gastropoda--Basommatophora--Planorbidae).
mesh_terms: D000818:Animals; D001700:Biomphalaria / Q000033:anatomy & histology / Q000235:genetics*; D002875:Chromosomes / Q000648:ultrastructure*; D007621:Karyotyping; D008540:Meiosis; D008938:Mitosis