title: [Preliminary study of retriculate varieties of Biomphalaria glabrata (Say 1818) in comparison with pigmented and albino strains].
mesh_terms: D000818:Animals; D001700:Biomphalaria / Q000033:anatomy & histology / Q000235:genetics* / Q000469:parasitology; D012550:Schistosoma mansoni
vernacular_title: Estudo preliminar das variedades xadrezadas de Biomphalaria glabrata (Say, 1818) em confronto com as variedades pigmentada e albina.