Literature

Authors	Year	Title
H. B. Baker	1963	Type land snails in the Academy of Natural Sciences of Philadelphia, Part II. Land Pulmonata, exclusive of North America North of Mexico
H. B. Baker	1927	The Mollusca collected by the University of Michigan-Williamson expedition in Venezuela, part V
H. B. Baker	1926	The Mollusca collected by the University of Michigan-Williamson expedition in Venezuela, part IV
H. B. Baker	1923	The Mollusca collected by the University of Michigan-Williamson expedition in Venezuela. Part I. Curacao. Part II. Terrestrial operculates of Venezuela

Land snail superfamily Orthalicoidea