title: Mathildidae
text: # Mathildidae
  
  Mathildidae is a family of minute sea snails, marine gastropod molluscs in the superfamily Mathildoidea of the informal group of the Lower Heterobranchia.
  
  ## Genera
  
  Genera within the family Mathildidae include:
  
  * Brookesena Finlay, 1926
  * Mathilda Semper, 1865
  * Tuba Lea, 1833
  * Turritellopsis G. O. Sars, 1878
  
  ### Genera brought into synonymy
  
  * Eucharilda Iredale, 1929: synonym of Mathilda Semper, 1865
  * Fimbriatella Sacco, 1895: synonym of Mathilda Semper, 1865
  * Gegania Jeffreys, 1884: synonym of Tuba Lea, 1833
  * Granulicharilda Kuroda & Habe in Kuroda, Habe & Oyama, 1971: synonym of Mathilda Semper, 1865
  * Mathildona Iredale, 1929: synonym of Mathilda Semper, 1865
  * Opimilda Iredale, 1929: synonym of Mathilda Semper, 1865
  