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Romualdo, Pernambuco, Brazil

Formation	Romualdo
Age:	122 - 101 Ma Early/Lower Cretaceous
Interval	Late Aptian - Early Albian
Lithology	sandstone, siltstone
Number of Collections	7
Number of Occurrences	57

Recorded Sample Locations

Location	Region	Stratigraphic Name
Ze Gomes	Pernambuco, Brazil	Romualdo
Cedro	Pernambuco, Brazil	Romualdo
Santo Antonio	Pernambuco, Brazil	Romualdo
Saudade	Pernambuco, Brazil	Romualdo
Marcal	Pernambuco, Brazil	Romualdo
Juca	Pernambuco, Brazil	Romualdo
Viracao	Pernambuco, Brazil	Romualdo

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Calamopleurus cylindricus species	7	Animalia : Chordata : Actinopteri : Amiiformes : Amiidae : Calamopleurus : *Calamopleurus cylindricus*	122.46 - 109 Ma Early/Lower Cretaceous
Brannerion sp. genus	6	Animalia : Chordata : Actinopteri : Anguilliformes : *Brannerion*	145 - 100.5 Ma Early/Lower Cretaceous
Notelops sp. genus	6	Animalia : Chordata : Actinopteri : Elopiformes : Elopidae : *Notelops*	122.46 - 109 Ma Early/Lower Cretaceous
Paraelops sp. genus	6	Animalia : Chordata : Actinopterygii : Elopiformes : Elopidae : *Paraelops*	122.46 - 109 Ma Early/Lower Cretaceous
Rhacolepis buccalis species	7	Animalia : Chordata : Actinopterygii : Amiiformes : Dorypteridae : Rhacolepis : *Rhacolepis buccalis*	122.46 - 109 Ma Early/Lower Cretaceous
Tharrhias sp. genus	6	Animalia : Chordata : Actinopteri : Gonorhynchiformes : *Tharrhias*	122.46 - 109 Ma Early/Lower Cretaceous
Cladocyclus gardneri species	7	Animalia : Chordata : Actinopteri : Ichthyodectiformes : Cladocyclidae : Cladocyclus : *Cladocyclus gardneri*	122.46 - 109 Ma Early/Lower Cretaceous
Araripelepidotes sp. genus	6	Animalia : Chordata : Actinopteri : Lepisosteiformes : *Araripelepidotes*	122.46 - 109 Ma Early/Lower Cretaceous
Vinctifer sp. genus	6	Animalia : Chordata : Actinopteri : Aspidorhynchidae : *Vinctifer*	122.46 - 109 Ma Early/Lower Cretaceous
Oshunia brevis species	7	Animalia : Chordata : Actinopteri : Ionoscopidae : Oshunia : *Oshunia brevis*	122.46 - 109 Ma Early/Lower Cretaceous
Beurlenichthys sp. genus	6	Animalia : Chordata : Actinopteri : *Beurlenichthys*	145 - 100.5 Ma Early/Lower Cretaceous
Clupeocephala unranked clade	99	Animalia : Chordata : Actinopteri : Clupeocephala	122.46 - 109 Ma Early/Lower Cretaceous
Neoproscinetes penalvai species	7	Animalia : Chordata : Actinopterygii : Pycnodontes : Neoproscinetes : *Neoproscinetes penalvai*	122.46 - 109 Ma Early/Lower Cretaceous
Mawsonia gigas species	7	Animalia : Chordata : Coelacanthimorpha : Coelacanthiformes : Mawsoniidae : Mawsonia : *Mawsonia gigas*	122.46 - 109 Ma Early/Lower Cretaceous
Anhangueridae family	5	Animalia : Chordata : Reptilia : Pterosauria : Anhangueridae	122.46 - 109 Ma Early/Lower Cretaceous
Pterosauria order	4	Animalia : Chordata : Reptilia : Pterosauria	122.46 - 109 Ma Early/Lower Cretaceous
Testudinata unranked clade	99	Animalia : Chordata : Reptilia : Protochelys : Testudinata	122.46 - 109 Ma Early/Lower Cretaceous

References

Aureliano T., Gilhardi A. M., et al (2014) On the occurrence of Pterosauria in Exu, Pernambuco (Lower Cretaceous Romualdo Formation, Araripe Basin), Northeastern Brazil, Estudos Geológicos 24 2, 15-27

Cavalcanti Duque R. R., Franca Barreto A. M. (2018) New Fossiliferous Sites of the Romualdo Formation, Lower Cretaceous, Araripe Basin, Exu, Pernambuco, Northeast of Brazil, Anuário do Instituto de Geociências - UFRJ 41 1, 5-14

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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