title: Crucibulum (gastropod)
text: # Crucibulum (gastropod)
  
  Crucibulum, commonly known as cup-and-saucer snails, is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae.
  
  ## Species
  
  Species within the genus Crucibulum include:
  
  * Crucibulum auricula (Gmelin, 1791)
  * Crucibulum concameratum Reeve, 1859
  * † Crucibulum costatum (Say, 1820)
  * Crucibulum cyclopium Berry, 1969
  * Crucibulum lignarium (Broderip, 1834)
  * Crucibulum marense Weisbord, 1962
  * Crucibulum monticulus Berry, 1969
  * Crucibulum pectinatum Carpenter, 1856
  * Crucibulum personatum Keen, 1958
  * Crucibulum planum Schumacher, 1817
  * Crucibulum quiriquinae (Lesson, 1830)
  * Crucibulum scutellatum (W. Wood, 1828)
  * Crucibulum serratum (Broderip, 1834)
  * Crucibulum spinosum (Sowerby, 1824)
  * Crucibulum springvaleense Rutsch, 1942
  * Crucibulum striatum (Say, 1826)
  * Crucibulum subactum Berry, 1963
  * Crucibulum umbrella (Deshayes, 1830)
  * Crucibulum waltonense Gardner, 1947
  
  ### Species brought into synonymy
  
  * Crucibulum extinctorium (Lamarck, 1822) : synonym of Calyptraea extinctorium Lamarck, 1822: synonym of Desmaulus extinctorium (Lamarck, 1822)
  * Crucibulum renovatum Crosse & P. Fischer, 1890: synonym of Calyptraea renovata (Crosse & P. Fischer, 1890) (original combination)
  