Search the Community
Showing results for tags 'aguja formation'.
-
.jpg.37aee55632579839799ca9b89367a24b.jpg)
From the album: Texas Cretaceous Fossil Finds: Fish
-
.jpg.4804c05a2fc745cb4c4ea844174a8578.jpg)
From the album: Texas Cretaceous Fossil Finds: Fish
-
.jpg.9651271337f8dcf547e9ae1dc19195a1.jpg)
From the album: Texas Cretaceous Fossil Finds: Fish
-
From the album: Aguja Formation
A shed tooth from a juvenile Hadrosaurid. Their teeth are arranged in dental batteries which like a conveyer belt constantly replace worn teeth. Because these marvels of eating machinery house hundreds of teeth at a time, their worn teeth are fairly common. In addition to being worn by the animal's mastication, shed teeth are often smoothed and tumbled by rivers before they are buried in sediment and fossilized.-
- 1
-
-
- hadrosauridae
- dinosaur
- (and 9 more)
-
From the album: Aguja Formation
A tooth from an ancient order of shark-like fishes. Their roots are rarely preserved. -
From the album: Aguja Formation
Freshwater "carpet shark" tooth - they closely resemble those of extant "wobbegongs." -
From the album: Aguja Formation
-
From the album: Aguja Formation
Shed tooth from a very young "duckbill" dinosaur from West TX. Height: 4 mm. -
From the album: Aguja Formation
-
From the album: Aguja Formation
-
From the album: Aguja Formation
-
From the album: Aguja Formation
Small, freshwater shark teeth. -
From the album: Aguja Formation
-
- 1
-
-
- cretaceous
- microfossil
- (and 5 more)
-
From the album: Squamates
A tooth from a small monitor lizard that lived among the dinosaurs of West Texas ~ 80 million years ago.-
- 1
-
-
- aguja formation
- aguja
- (and 7 more)
-
From the album: Texas Cretaceous Fossils : Sharks and Rays
-
From the album: Texas Cretaceous Fossils : Sharks and Rays
-
From the album: Aguja Formation
Carbonized plant material (charcoal) is common - evidence of Cretaceous forest fires. -
From the album: Aguja Formation
-
From the album: Aguja Formation
-
Rowe, Timothy, et al. “The Campanian Terlingua Local Fauna, with a Summary of Other Vertebrates from the Aguja Formation, Trans-Pecos Texas.” Journal of Vertebrate Paleontology, vol. 12, no. 4, [Society of Vertebrate Paleontology, Taylor & Francis, Ltd.], 1992, pp. 472–93, http://www.jstor.org/stable/4523473. DeMar also has a nice description of the differentiation between eutherian/metatherian upper molars: "The upper molars of metatherians and eutherians are triangular shaped with three major cusps or bumps on the occlusal surface of the crown. The main difference
-
From the album: Aguja Formation
-
From the album: Aguja Formation
-
From the album: Aguja Formation
-
From the album: Aguja Formation
-
From the album: Aguja Formation
-
- 1
-
-
- aguja formation
- aguja
- (and 6 more)
.thumb.jpg.51c371f10936bbc883322324e44cc518.jpg)
