Rhuddanian

Proper noun

 * 1)  A subdivision of the Silurian period.

Translations

 * Catalan: Rhuddanià
 * Dutch: Rhuddanien
 * French:
 * German: Rhuddanium
 * Hungarian: Rhuddani
 * Italian: Rhuddaniano
 * Polish: Rhuddan
 * Spanish: Rhuddaniense