gubs roopeekaranam

nevadayile oru bhoomishaasthraparamaaya roopeekaranamaanu gabs roopeekaranam. triasic kaalaghattatthinte avasaanathilum aadyakaala jurassic kaalaghattatthilumulla fossilukal ithu samrakshikkunnu, koodaathe triasic-jurassic athirthi ulppedunna yunaittad stetsile churukkam chila roopeekaranangalil onnaanith. 2007-ll, newyork malayidukkile gabs roopeekaranathinte oru exposure, jurassic kaalaghattatthinte aadya gattamaaya hetanjian ghattathinaayi oru candidate jii. ezz. ezz. pii nirddeshikkappettu. ennirunnaalum, newyork malayidukku vibhaagam aathyanthikamayi hetanjian jii. ezz. ezz. pii aayi thiranjedukkappettilla, pakaram 2010 ll austriyayile kuhjoch vibhaagathilekku (kendelback formation) pooyi.
phoosil ulladakkam.
gabs roopeekaranam amoniteukal, bivalvukal, mattu akasherukkal ennivayude niravadhi vaividhyamaarnna sammelanangalkku aathidheyathvam vahikkunnu. 2021-ll, roopeekaranathil ninnu niravadhi amoniteukale puthuthayi vivarichu

