Britton Fm.
  Woodbine Fm.

Tarrant Formation
(c. 95 mya)

The "Tarrant Formation" consists of thinly layered fine grain sands deposited above the Woodbine Formation.   The sands appear to contain little or no clay.

The formation is often highly fossiliferous with vertebrate fossils.


Tarrant Formation geology:

laminated sands
 
Tarrant Co., TX

Tarrant Formation fossils:

Shark and fish vertebrae

Form: Britton
Period: Cretaceous
Loc: Tarrant Co., TX		 Pachyrhizodus sp. fish jaw?  

Form: Britton
Period: Cretaceous
Loc:  Tarrant Co., TX		 unknown fish tail bones
Form: Britton
Period: Cretaceous
Loc: Tarrant Co., TX
unknown fish fin

Form: Britton
Period: Cretaceous
Loc:  Tarrant Co., TX		 Coniasaurus sp. vertebrae

Form: Britton
Period: Cretaceous
Loc:  Tarrant Co., TX		 Aetodactylus halli pterosaur jaw  

Form: Britton
Period: Cretaceous
Loc:  Tarrant Co., TX. July 2006.