Siluriyaan
Siluriyaan (Af-Ingiriisi: Silurian), seddexaad ee lixdii xilli ee Balyuuzoik iyo xilli koror, oo laga soo bilaabo 443.8 ± 1.5 ilaa 419.2 ± 3.2 milyan sano ka hor, muddo qiyaastii 24.6 milyan sano ah.
Siluriyaan (Af-Ingiriisi: Silurian), seddexaad ee lixdii xilli ee Balyuuzoik iyo xilli koror, oo laga soo bilaabo 443.8 ± 1.5 ilaa 419.2 ± 3.2 milyan sano ka hor, muddo qiyaastii 24.6 milyan sano ah.