title: Planorbidae, lymnaeidae and physidae of Argentina (mollusca: basommatophora).
abstract: In the course of several trips to Argentina I had the opportunity of collecting specimens of Acrorbis petricola Odhner,1937, Biomphalaria orbignyi Paraense, 1975, B. peregrina (Orbigny, 1835), B. tenagophila (Orbigny, 1835) Lymnaea viatrix Orbigny, 1835, Antillorbis nordestensis (Lucena, 1954), B. intermedia (Paraense & Deslandes, 1962), B. oligoza Paraense, 1974, B. straminea (Dunker, 1848), Drepanotrema anatinum (Orbigny, 1835), D. cimex (Moricand, 1837), D. depressissimum (Moricand, 1837), D. heloicum (Orbigny, 1835), D. kermatoides (Orbigny, 1835), D. lucidum (Pfeiffer, 1839), L. columella Say, 1817, Physa acuta Draparnaud, 1805, and P. marmorata Guilding, 1828.
authors.affiliation: Departamento de Malacologia, Instituto Oswaldo Cruz, Fiocruz, Rio de Janeiro, RJ, 21040-900, Brazil. paraense@ioc.fiocruz.br
authors.forename: W Lobato
authors.initials: WL
authors.lastname: Paraense
mesh_terms: D000818:Animals; D001118:Argentina; D012908:Snails / Q000145:classification*