Xanthonychidae
Monadenia fidelis (J.E.Gray, 1834)
Monadenia fidelis (J.E.Gray, 1834)
Monadenia fidelis, the Pacific sideband, is a medium-sized endemic North American Pacific Coast land snail with high morphological variation.
Monadenia infumata (A.Gould, 1855)
Monadenia infumata (A.Gould, 1855)
Monadenia infumata, the redwood sideband snail, is a land snail species found on the US Pacific coast.
Sonorelix borregoensis (S.S.Berry, 1929)
Sonorelix borregoensis (S.S.Berry, 1929)
Sonorelix borregoensis, the Borrego desertsnail, is a terrestrial snail species native to southern California, with two recognized subspecies.
Helminthoglypta sequoicola (J.G.Cooper, 1866)
Helminthoglypta sequoicola (J.G.Cooper, 1866)
Helminthoglypta sequoicola, the redwood shoulderband snail, is a North American air-breathing land snail with two recognized subspecies.
Helminthoglypta arrosa (W.G.Binney, 1858)
Helminthoglypta arrosa (W.G.Binney, 1858)
Helminthoglypta arrosa, the bronze shoulderband snail, is an endemic air-breathing land snail of northern and central California.
Helminthoglypta nickliniana (I.Lea, 1838)
Helminthoglypta nickliniana (I.Lea, 1838)
Helminthoglypta nickliniana is an air-breathing land snail species endemic to Northern and Central California.
Helminthoglypta diabloensis (J.G.Cooper, 1869)
Helminthoglypta diabloensis (J.G.Cooper, 1869)
Helminthoglypta diabloensis, the silky shoulderband snail, is an air-breathing California land snail with six to seven coiled shell whorls.
Helminthoglypta tudiculata (A.Binney, 1843)
Helminthoglypta tudiculata (A.Binney, 1843)
Helminthoglypta tudiculata, the southern California shoulderband, is an endemic US air-breathing land snail in the family Helminthoglyptidae.
Helminthoglypta umbilicata (Pilsbry, 1898)
Helminthoglypta umbilicata (Pilsbry, 1898)
The Big Sur shoulderband snail is a North American air-breathing land snail found in coastal California.
Micrarionta gabbii (Newcomb, 1864)
Micrarionta gabbii (Newcomb, 1864)
Micrarionta gabbii, or Gabb's snail, is an air-breathing US-endemic land snail threatened by habitat loss.
Xerarionta intercisa (W.G.Binney, 1857)
Xerarionta intercisa (W.G.Binney, 1857)
The plain cactus snail, Xerarionta intercisa, is an air-breathing land snail endemic to the United States.
Xerarionta redimita (W.G.Binney, 1858)
Xerarionta redimita (W.G.Binney, 1858)
The wreathed cactus snail (Xerarionta redimita) is an air-breathing land snail species endemic to the United States.
Xerarionta tryoni (Newcomb, 1864)
Xerarionta tryoni (Newcomb, 1864)
The bicolor cactus snail, Xerarionta tryoni, is an endemic US land snail in the family Helminthoglyptidae.
Xerarionta kellettii (Forbes, 1850)
Xerarionta kellettii (Forbes, 1850)
Xerarionta kellettii, the Catalina cactus snail, is an air-breathing land snail native to Southern California’s Santa Catalina Island.
Maricopella allynsmithi (Gregg & W.B.Miller, 1969)
Maricopella allynsmithi (Gregg & W.B.Miller, 1969)
Sonorella allynsmithi (syn. Maricopella allynsmithi) is a hermaphroditic land snail native to Arizona, US.
Related Families
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