(1)
Abreu, D.; Viana, M. S. S.; Oliveira, P. V. de; Viana, G. F.; Nojosa, D. M. B. First Record of an Amniotic Egg from the Romualdo Formation (Lower Cretaceous, Araripe Basin, Brazil).
Rev. bras. paleontol.
2020
,
23
, 185-193.