Río Limay Subgroup
The strata date back to the Late Cretaceous ( Early Cenomanian to Early Turonian . 
<triplet> Late Cretaceous <subj> Early Cenomanian <obj> has part <subj> Early Turonian <obj> has part <triplet> Early Cenomanian <subj> Late Cretaceous <obj> part of <subj> Early Turonian <obj> followed by <triplet> Early Turonian <subj> Late Cretaceous <obj> part of