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Lacey Point SW1, Petrified Forest National Park, Apache County, Arizona, USA

Lat/Long (Decimal)35.0461,-109.83
Co-ordinates Derivationbased on nearby landmark
Given LocationArizona, United States
Mindat.org Region (for given coordinates)Petrified Forest National Park, Apache County, Arizona, USA

Collections

CollectionReferenceStratigraphic NameCommentsLithologyAge
Lacey Point SW1, SMU 229, PFV 27Long R. A., Murry P. A. (1995)Chinle - Petrified Forest"Upper Petrified Forest Formation"; now known as the Petrified Forest Member (Woody 2003) or the Painted Desert Member of the Petrified Forest Formation (Heckert & Lucas 2002).
Between 1st and 2nd Painted Desert Sandstones, about 27.4 m below Painted Desert Sandstone 2


1.5 m from bottom of section; lower of two fossiliferous layers at Dinosaur Hill
mudstone228 - 208.5 Ma
Late/Upper Triassic
Lacey Point SW2, PFV 28Long R. A., Murry P. A. (1995)Chinle - Petrified Forest"Upper Petrified Forest Formation"; now known as the Petrified Forest Member (Woody 2003) or the Painted Desert Member of the Petrified Forest Formation (Heckert & Lucas 2002).
Between 1st and 2nd Painted Desert Sandstones


1.5 m from bottom of section; lower of two fossiliferous layers at Dinosaur Hill
not reported228 - 208.5 Ma
Late/Upper Triassic
Lacey Point SW3 (UCMP V82275, PFV 29)Long R. A., Murry P. A. (1995)Chinle - Petrified Forest"Upper Petrified Forest Formation"; now known as the Petrified Forest Member (Woody 2003) or the Painted Desert Member of the Petrified Forest Formation (Heckert & Lucas 2002).
Between 1st and 2nd Painted Desert Sandstones


1.5 m from bottom of section; lower of two fossiliferous layers at Dinosaur Hill
not reported228 - 208.5 Ma
Late/Upper Triassic

Recorded Fossils

Accepted NameHierarchyAge
Redfieldiidae
family
Animalia : Chordata : Actinopteri : Palaeonisciformes : Redfieldiidae228 - 208.5 Ma
Late/Upper Triassic
Colobodontidae
family
Animalia : Chordata : Actinopteri : Perleidiformes : Colobodontidae228 - 208.5 Ma
Late/Upper Triassic
Arganodus sp.
genus
Animalia : Chordata : Sarcopterygii : Ceratodontiformes : Ceratodontidae : Arganodus228 - 208.5 Ma
Late/Upper Triassic
Apachesaurus gregorii
species
Animalia : Chordata : Amphibia : Metoposauridae : Apachesaurus : Apachesaurus gregorii228 - 208.5 Ma
Late/Upper Triassic
Reptilia
class
Animalia : Chordata : Reptilia228 - 208.5 Ma
Late/Upper Triassic
Mystriosuchini
unranked clade
Animalia : Chordata : Reptilia : Eosuchia : Parasuchidae : Mystriosuchini228 - 208.5 Ma
Late/Upper Triassic
Typothorax coccinarum
species
Animalia : Chordata : Reptilia : Stagonolepididae : Typothorax : Typothorax coccinarum228 - 208.5 Ma
Late/Upper Triassic

References

Murry P. A., Long R. A. (1989) Geology and paleontology of the Chinle Formation, Petrified Forest National Park and vicinity, Arizona and a discussion of vertebrate fossils of the southwestern Upper Triassic, Dawn of the Age of Dinosaurs in the American Southwest, New Mexico Museum of Natural History, Albuquerque, 29-64
Long R. A., Murry P. A. (1995) Late Triassic (Carnian and Norian) tetrapods from the southwestern United States, New Mexico Museum of Natural History and Science Bulletin 4, 1-254
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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