Williamia peltoides Carpenter 1864 (pulmonate)

Gastropoda - Basommatophora - Siphonariidae

Alternative combination: Nacella peltoides

Synonym: Williamia vernalis Dall 1870

Belongs to Williamia according to A. Hendy 2021

See also Hendy 2020

Sister taxon: Williamia parva

Type specimens:

  • Williamia peltoides: USNM 4023, a shell
  • Williamia vernalis:

Ecology: facultatively mobile epifaunal grazer

Distribution:

• Quaternary of United States (7: California collections)

Total: 7 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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