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Collection: MNA 1489, Balakai Point Apache County, Arizona, USA
| Age | 89.3 - 85.8 Ma (Late/Upper Cretaceous) |
|---|---|
| Interval | Middle Coniacian |
| Lat/Long | 35.9039,-109.871 |
| Co-ordinates derived from | estimated from map |
| Location | MNA 1489 |
| Mindat.org Region (for given coordinates) | Apache County, Arizona, USA |
| Geographic Scale | outcrop |
| Geographic Comments | near Balakai Point, southeastern-most Black Mesa, Apache Co., AZ. Located at 2200 m elevation on the Navajo Reservation. |
| Formation | Toreva |
| Member | Upper Sandstone |
| Stratigraphic Scale | group of beds |
| Straigraphic Comments | tracksite is in the lowermost part of the upper sandstone member (informal unit name) |
| Lithology Description | "In the immediate vicinity of the tracksite, and stratigraphically above it, is an orange-colored, very coarse-grained, cross-bedded sandstone interpreted to be the upper sandstone member...the main tracksite...occurs in a large slab of fine- to medium-grained, well-indurated sandstone, of a generally pinkish color on unweathered surfaces." Upper member described as "arkosic". |
| Lithology | sandstone |
| Second Lithology | sandstone |
| Environment | fluvial indet. |
Recorded Fossils
| Accepted Name | Hierarchy | Preservation | Age |
|---|---|---|---|
 Chondrichthyesclass | Animalia : Chordata : Chondrichthyes | phosphatic body,trace | 89.3 - 85.8 Ma Late/Upper Cretaceous |
 Ornithopodaunranked clade | Animalia : Chordata : Ornithischia : Ornithopoda | hydroxylapatite body,trace | 89.3 - 85.8 Ma Late/Upper Cretaceous |
 Osteichthyesunranked clade | Animalia : Chordata : Osteichthyes | phosphatic body,trace | 89.3 - 85.8 Ma Late/Upper Cretaceous |
 Testudinesorder | Animalia : Chordata : Reptilia : Testudines | phosphatic body,trace | 89.3 - 85.8 Ma Late/Upper Cretaceous |
 Theropodaunranked clade | Animalia : Chordata : Saurischia : Theropoda | hydroxylapatite body,trace | 89.3 - 85.8 Ma Late/Upper Cretaceous |
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!
