Pyrgophorus coronatus is a species of very small aquatic snail, an operculate gastropod mollusk or micromollusk in the family Hydrobiidae.
Distribution and habitat In Nicaragua, it is found in abundance in the volcanic crater lakes Xiloa and Apoyo.Comparison of gastropod mollusc (Apogastropoda: Hydrobiidae) habitats in two crater lakes in Nicaragua, Jeffrey K. McCrary, Henry Madsen, Liza González, Inti Luna, & Lorenzo J. López. Rev. Biol. Trop. 56:113-120 (2008)
References
External links https://www.lagunadeapoyo.blogspot.com/2011/03/snails.html