Siluriyaan
Appearance
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.
![](https://upload.wikimedia.org/wikipedia/commons/thumb/6/62/Ordovicium-Silurian.jpg/220px-Ordovicium-Silurian.jpg)
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.