title: Zegalerus
text: # Zegalerus
  
  Zegalerus is a genus of small to medium-sized sea snails, marine gastropod molluscs in the family Calyptraeidae, commonly known as slipper snails, cup-and-saucer shells, and Chinese hat shells.
  
  This genus has been declared a synonym of the genus Sigapatella Lesson, 1831
  
  ## Species
  
  Species within the genus Zegalerus include:
  
  * Zegalerus coniculus
  
  ### Species brought into synonymy
  
  * Zegalerus crater Finlay, 1927; synonym of Sigapatella novaezelandiae Lesson, 1830
  * † Zegalerus giganteus Beu, 1970: synonym of † Sigapatella gigantea (Beu, 1970)
  * † Zegalerus peramplus: synonym of †Sigapatella perampla (Powell & Bartrum, 1929)
  * Zegalerus terraenovae (Peile, 1924): synonym of Sigapatella terraenovae (Peile, 1924)
  * Zegalerus tenuis (Gray, 1867): synonym of Sigapatella tenuis (Gray, 1867)
  
  ### Species inquerenda
  
  * Zegalerus tumens Finlay, 1930: synonym of Sigapatella terraenovae Peile, 1924
  