ढाँचा:Period id
{{{1}}}
This template is used by other Geological period templates for preprocessing of period names. It performs a conversion to lowercase and substitution of synonyms.
Usage
[स्रोत सम्पादन]{{Period id|period name}}
Example
[स्रोत सम्पादन]{{Period id|Late-Cretaceous}} → upper cretaceous