
shanewoodian

geological timescale, ekadesham aii. dii. 1> ± 0.8 maa, aii. dii. 2> ± 0.7 maa (dasalaksham varshangalkk munbu) ennivaykkidayil manassilaakkappedunna phenerosoic eoininte paleosoic kaalaghattatthile silurian kaalaghattatthile venlock yugathinte kaalaghattamaanu shanewoodian. shenwoodian yugam telechian yugathinte pingami homerian yugathinu munbullathumaanu.
nirvachanam.
venlock-landwari athirthi nirvachikkunnath "syrtograptus centrifugus" enna aadya sambhavamaan. venlockinu vadakkulla shanewood graamatthinte peraanu stejinu nalkiyirikkunnath. yunaittad kingdatthile shropshireile build vaas roopeekaranathil type vibhaagam adangiyirikkunnu.