Vallonia gracilicosta, common name the multirib vallonia or multiribbed vallonia, is a species of very small, air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Valloniidae.
Subspecies The subspecies, Vallonia gracilicosta albula, is an endangered species in the U.S. State of Michigan.
Distribution This species occurs in:
Canada: Alberta, British Columbia, Manitoba, Newfoundland Island, Nunavut, Ontario and Quebec. United States of America: Arizona, California, Colorado, Idaho, Illinois,Coppolino M.L. 2009. Land Snails of Southern Illinois. Southern Illinois University, Carbondale, Illinois, USA. Last updated 31 January 2009, accessed 25 April 2009. Indiana, Iowa, Kansas, Kentucky, Maine, Massachusetts, Michigan, Minnesota, Missouri, Montana, Nebraska, New Mexico, New York, North Dakota, Oklahoma, Rhode Island, South Dakota, Texas, Utah, Wisconsin and Wyoming.
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