ited ▁in ▁North ▁Carolina . ▁Fern s ▁and ▁hor set ails ▁that ▁grew ▁in ▁what ▁is ▁now ▁Ch ath am ▁County ▁have ▁been ▁the ▁source ▁of ▁ex quis it ely ▁preserved ▁foss ils . ▁O to z am ites ▁also ▁grew ▁in ▁Ch ath am ▁County . ▁Other ▁kinds ▁of ▁foss ils ▁preserved ▁in ▁the ▁Tri ass ic ▁P ek in ▁depos its ▁include ▁am ph ib ians , ▁fish ▁scales , ▁and ▁pet r ified ▁wood . ▁The ▁formation ▁also ▁pres erves ▁several ▁kinds ▁of ▁Late ▁Tri ass ic ▁re pt iles . ▁P ek in ▁Form ation ▁re pt iles ▁include ▁P ek in osa urus ▁o ls eni , ▁early ▁relatives ▁of ▁modern ▁cro cod iles ▁like ▁the ▁ph yt osa ur ▁R ut iod on , ▁and ▁several ▁species ▁of ▁a et osa ur . ▁One ▁interesting ▁Tri ass ic ▁find ▁in ▁North ▁Carolina ▁was ▁U atch it odon , ▁an ▁arch osa ur omorph ▁re pt ile ▁with ▁h ollow ▁teeth ▁adapted ▁for ▁the ▁delivery ▁of ▁ven om . ▁The ▁foss il ▁foot print ▁ich nog ener a ▁A pat opus ▁and ▁Bra ch ych iro ther ium ▁have ▁been ▁identified ▁here ▁and ▁were ▁likely ▁left ▁by ▁arch osa urs . ▁ ▁The ▁Sol ite ▁Qu ar ry , ▁is ▁which ▁str add les ▁the ▁border ▁between ▁Virginia ▁and ▁North ▁Carolina ▁is ▁another ▁source ▁of ▁Late ▁Tri ass ic ▁foss ils . ▁The ▁verte br ate ▁fa una ▁it ▁preserved ▁included ▁cro cod ili ans , ▁ph yt