Cestracion

== Translingual == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Proper noun === Cestracion n (obsolete) A taxonomic genus within the family Heterodontidae – horn sharks, now included in genus Heterodontus. (obsolete) A taxonomic genus within the family Sphyrnidae – hammerhead sharks, synonym of Sphyrna. === References === William Dwight Whitney, Benjamin Eli Smith, editors (1895–1910), “Cestracion”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.