, ▁it ▁has ▁proven ▁difficult ▁to ▁assign ▁this ▁din osa ur ▁to ▁a ▁more ▁specific ▁group . ▁One ▁problem ▁is ▁that ▁in ▁the ▁build ▁of ▁a ▁ju ven ile ▁animal ▁the ▁original ▁tra its ▁of ▁ancest or ▁groups ▁are ▁more ▁likely ▁to ▁be ▁expressed , ▁suggesting ▁a ▁too ▁bas al ▁position ▁in ▁the ▁evolution ary ▁tree . ▁Part ▁of ▁the ▁ 2 0 1 1 ▁mon ograph ▁was ▁a ▁cl ad istic ▁analysis ▁which ▁indicated ▁that ▁Sci p iony x ▁was ▁a ▁bas al ▁member ▁of ▁the ▁Com ps ogn ath idae ▁and ▁the ▁sister ▁species ▁of ▁Or kor apt or . ▁Dal ▁S asso ▁& ▁Mag anu co ▁emphas ised ▁that , ▁due ▁to ▁its ▁limited ▁remains , ▁the ▁position ▁of ▁Or kor apt or ▁is ▁tent ative . ▁ ▁This ▁cl ad ogram ▁shows ▁the ▁position ▁of ▁Sci p iony x ▁in ▁the ▁co el u ros aur ian ▁tree , ▁according ▁to ▁the ▁ 2 0 1 1 ▁study : ▁ ▁Pale obi ology ▁ ▁Hab itat ▁ ▁The ▁location ▁where ▁Sci p iony x ▁was ▁found , ▁in ▁the ▁Alb ian ▁was ▁part ▁of ▁the ▁Ap ul ian ▁Pl ate , ▁at ▁the ▁time ▁largely ▁covered ▁by ▁the ▁shall ow ▁Par at eth ys . ▁Some ▁dry ▁land ▁was ▁present ▁however , ▁but ▁it ▁is ▁uncertain ▁how ▁extensive ▁or ▁connected ▁the ▁several ▁ter ran es ▁were . ▁The ▁marine ▁sed iments ▁of ▁the ▁Piet r aro ja ▁Pl atten k alk ▁were ▁probably ▁depos ited ▁closely ▁to ▁a ▁piece