[Last updated 14 Jan 2024]

Phylum: Mollusca (Mollusks)

Class:  Cephalopoda
Order:  Ammonitida
Suborder:  Ancyloceratina (heteromorph ammonites)
Family:  Hamitidae 
Genus: Hamites

Hamites ("Hook-stone") is a genus of heteromorph ammonite that evolved late in the Aptian stage of the Early Cretaceous and lasted into the Cenomanian stage of the Late Cretaceous
Idiohamites sp.

Strata:  Kiamichi Sh.
Period: Cretaceous  (c. 100- mya)
Location: Tarrant co., Tx. June 20, 2010.
Idiohamites sp.

Strata:  Kiamichi Sh.
Period: Cretaceous  (c. 100- mya)
Location: Tarrant co., Tx. June 20, 2010.
Idiohamites fremonti

Strata:  Duck Creek Ls. (basal)
Period: Cretaceous  (c. 100- mya)
Location: Grayson co., Tx. 1858.

Class:  Cephalopoda
Order:  Ammonitida
Suborder:  Ancyloceratina (heteromorph ammonites)
Family:  Anisoceratidae 
Genus:
Allocrioceras

Allocrioceras sp.

Strara:  Eagle Ford Group (Britton Fm)
Period: Cretaceous  (c. 90-95  mya)
Location: Grayson co., Tx. Nov. 10, 2007.