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Cardiida Order

Class: Bivalvia

Cardiidae

Cardium congestum

Formation: Glen Rose
Bandera County | B1-712
Cardium congestum - None

Granocardium

Formation: Fort Terrett
Kerr County | K1-861
Granocardium - None

Granocardium sp.

Formation: Glen Rose
Kerr County | K1-808
Granocardium sp. - None

Granocardium sp.

Formation: Walnut
Travis County | T1-918
Granocardium sp. - None

Protocardia Sp.

Formation: Glen Rose
Kerr County | 67
Protocardia Sp. - Hunt

Protocardia Texana

Formation: Comanche Peak
Bell County | BL2-843
Protocardia Texana - None

Protocardia multistriata

Formation: Glen Rose
Kerr County | K4-841
Protocardia multistriata - None

Protocardia securiformis

Formation: Comanche Peak
Bell County | BL2-916
Protocardia securiformis - None

Protocardia sp.

Formation: Fort Terrett
Kerr County | K2-39
Protocardia sp. - Guadalupe River

Protocardia sp.

Formation: Fort Terrett
Kerr County | K1-824
Protocardia sp. - None

Protocardia sp.

Formation: Fort Terrett
Kerr County | K1-842
Protocardia sp. - None

Protocardia texana

Formation: Comanche Peak
Lampasas County | L1-458
Protocardia texana - Lampasas, TX