Cerastidae

Cerastidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the order Stylommatophora.

Genera

 * Achatinelloides Nevill, 1878
 * Altenaia Zilch, 1972
 * Amimopina Solem, 1964
 * Archeorachis Schileyko, 1998
 * Cerastus E. von Martens, 1860
 * Conulinus E. von Martens, 1895
 * Darwininitium Budha & Mordan, 2012
 * Euryptyxis P. Fischer, 1883
 * Gittenedouardia Bank & Menkhorst, 2008
 * Hoqia Neubert, 2005
 * Limicena Connolly, 1925
 * Microscintilla Neubert, 2002
 * Nesiocerastus Van Mol & Coppois, 1980
 * Nesobia Ancey, 1887
 * Pachnodus E. von Martens, 1860
 * Paracerastus Thiele, 1934
 * Passamaella Clessin, 1878
 * Pleurorhachis Connolly, 1938
 * Polychordia Connolly, 1941
 * Rachis Albers, 1850
 * Rhachidina Thiele, 1911
 * Rhachistia Connolly, 1925
 * Soqena Neubert, 2005
 * Zebrinops Thiele, 1931

Description
Anatomically speaking, there is no flagellum in the reproductive system of snails in the family Cerastidae, and this is what distinguishes this family from its sister group the family Enidae.