Aprox. 106 -110 Million Years Ago
Click HERE to see Glen Rose Formtion
Aprox. 105 - 106 Million Years ago
Click HERE to see Walnut Formation
Aprox. 104 - 105 Million Years ago
Click HERE to see Comanche Peak Formation
Aprox. 103-104 Million Years Ago
Click HERE to see Edwards Formation
Aprox. 100-102 Million Years Ago
Click HERE to see Georgetown Formation
Aprox. 98-99 Million Years Ago
Click HERE to see Del Rio Formation
Aprox. 98-99 Million Years Ago
Click HERE to see Buda Formation
Aprox. 86-94 Million Years Ago
Click HERE to see Eagle Ford Formation
Aprox. 82-86 Million Years Ago
Click HERE to see Austin Chalk Formation
Aprox. 80 Million Years Ago
Click HERE to see Ozan Formation
Aprox. 65-66 Million Years Ago
Click HERE to see Corsicana Formation
