Ammonites and Nautiloids

Mariella brazoensis

Grayson Formation

Adkinsia bosquensis

Del Rio Formation

Barroisiceras dentatocarinatum

Austin Chalk Formation

Engonoceras stolleyi

Walnut Formation

Budaiceras elegantior

Buda Formation

Submatelliceras brazoense

Del Rio Formation

Metengonoceras sp.

Walnut Formation


Budaiceras hyatti

Buda Formation

Oxytropodiceras elaboratum

Walnut Formation

Otoscaphites subevolutus

Del Rio Formation

Engonoceras gibbosum

Comanche Peak Formation

Stoliczkaia dispar

Buda Formation

Mortoniceras equidistans

Georgetown Formation

Mortoniceras whitneyi

Georgetown Formation

Platiknemiceras flexuosum

Glen Rose Formtion

Pachydiscus travisi

Size: 4" diameter Bexar Co.

Eopachydiscus sp.

Fort Worth/Duck Creek Formation


Protoengonoceras gabbi

Walnut Formation

Engonoceras gibbosum

Walnut Formation

Faraudiella archerae

Buda Formation

Sharpeiceras mexicanum

Buda Formation

Oxytropidoceras texanum

Walnut Formation

Idiohamites varians

Georgetown Formation

Hypacanthoplites mayfieldensis

Glen Rose Formation

Anisoceras sp.

Del Rio Formation

Unknown

Del Rio Formation

Dufrenoyia dufrenoyi

Glen Rose Formation

Mariella worthensis

Del Rio Formation

Baculites sp.

Austin Chalk Formation

Paracalycoceras crotaloides

Buda Formation

Cymatoceras hilli

Georgetown Formation

Paracymatoceras sp.

Del Rio Formation

Eutrophoceras campbelli

Austin Chalk Formation

Belemnite