Central America: Laguna de Catemaco in Veracruz, Mexico.
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Wischnath, L. 1993 Atlas of livebearers of the world. T.F.H. Publications, Inc., United States of America. 336 p. (Ref. 26130)
http://www.fishbase.org/references/FBRefSummary.php?id=26130&speccode=11958
