page_title: List of fauna of Utah
section_title: Mollusks
hierarchical_section_title: List of fauna of Utah / Invertebrates / Mollusks
caption_attribution_description: The Kanab ambersnail Oxyloma haydeni kanabensis photographed at Vaseys Paradise in Grand Canyon National Park. Source: Southwest Biological Science Center Author: Roy Averill-Murray
context_page_description: This is a list of fauna observed in the U.S. state of Utah.
context_section_description: Black gloss (Zonitoides nitidus)
  California floater (Anodonta californiensis)
  Desert springsnail (Pyrgulopsis deserta)
  Fat-whorled pondsnail (Stagnicola bonnevillensis)
  Fish Lake physa (Physella microstriata)
  Glass physa (Physa skinneri)
  Kanab ambersnail (Oxyloma kanabense)
  Land snail (Nesovitrea electrina)
  Minute gem (Hawaiia minuscula minuscula)
  New Zealand mud snail (Potamopyrgus antipodarum) - not native and considered invasive
  Ovate vertigo (Vertigo ovata)
  Quagga mussel (Dreissena bugensis) - considered an invasive species, found in Lake Powell and suspected of being in Deer Creek Reservoir
  Red-rimmed melania (Melanoides tuberculata) - not native and considered invasive
  Southern tightcoil (Ogaridiscus subrupicola)
  Striate gem (Hawaiia minuscula neomexicana)
  Thickshell pondsnail (Stagnicola utahensis)
  Thin-lip vallonia (Vallonia perspectiva)
  Utah physa (Physella utahensis)
  Utah roundmouth snail (Valvata utahensis)
  Variable vertigo (Vertigo gouldii)
  Western pearlshell (Margaritifera falcata)
  Wet rock physa (Physella zionis)
  Widespread column (or Moss chrysalis snail) (Pupilla muscorum)
  Winged floater (Anodonta nuttalliana)
caption: Kanab ambersnail
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