Lyogyrus

Lyogyrus is a genus of very small freshwater snails with a gill and an operculum, aquatic gastropod mollusks in the family Amnicolidae.

Species

Species within the genus Lyogyrus include:

• Lyogyrus bakerianus <small>(Pilsbry, 1917)</small>
• Lyogyrus brownii <small>(H. F. Carpenter, 1872)</small>
• Lyogyrus granum <small>(Say, 1822)</small>
• Lyogyrus latus <small>F. G. Thompson & Hershler, 1991</small>
• Lyogyrus pilsbryi <small>(B. Walker, 1906)</small>
• Lyogyrus pupoideus <small>(A. Gould, 1840)</small>
• Lyogyrus retromargo <small>(F. G. Thompson, 1968)</small>
• Lyogyrus walkeri <small>(Pilsbry, 1898)</small>

• † Lyogyrus beizhenensis <small>Youluo, 1978</small> (unavailable name)
• Lyogyrus browni [sic]: synonym of Lyogyrus brownii <small>(H. F. Carpenter, 1872)</small> (incorrect spelling of original species name)
• † Lyogyrus cylindricus <small>Youluo, 1978</small> (unavailable name)
• Lyogyrus dalli <small>Pilsbry & Beecher, 1892</small>: synonym of Amnicola dalli <small>(Pilsbry & Beecher, 1892)</small> (original combination)
• Lyogyrus greggi (Hershler, date unknown) - Rocky Mountain duskysnail: synonym of Colligyrus greggi <small>(Pilsbry, 1935)</small>
• Lyogyrus limosus <small>(Say, 1817)</small>: synonym of Amnicola limosus <small>(Say, 1817)</small>
• Lyogyrus vanhyningi <small>Vanatta, 1934</small>: synonym of Floridobia vanhyningi <small>(Vanatta, 1934)</small> (original combination)

References

External links

• Nomenclator Zoologicus info