Species: morgani (WELLES 1949)
Etymology:
= Elasmosaurus morgani WELLES, 1949
Holotype: Department of Geology, Southern Methodist University, Dallas, Texas, SMUSMP 69120.
Locality: Andy Anderson farm near Cedar Hill, Dallas County, Texas.
Horizon: Britton Formation, Uppermost Eagle Ford Group.
Biostratigraphy:
Age: Turonian Stage, Uppermost Gallic Subepoch, Lower Gulf Epoch, Late Cretaceous.
Material: Skull, 62 cervical vertebrae, pectrum, and other fragments.
Note: Found with about 70 gastroliths.
Referred material:
= Libonectes atlasense BUCY, 2005, SACHS & CEAR, 2007, referred to L. mogani by ALLEMAND, BARDET, HOUSSAYE & VINCENT, 2017
Locality: North of Goulmima, Errachida Province, Morocco.
Biostratigraphy:
Age: Lower Turonian Stage (Unit 4 of the Cenomanian-Turonian limestone bar), Uppermost Gallic Subepoch, Lower Gulf Epoch, Late Cretaceous.
Material:
SMNS 81783: Skull, mandible, atlas-axis complex.
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Species: atlasense BUCHY, 2013
Etymology: Latin, from the north African Atlas (Mountain Range)
Holotype: SMNK-PAL 3978
Locality: North of Goulmima, Errachida Province, Morocco.
Biostratigraphy:
Age: Lower Turonian Stage (Unit 4 of the Cenomanian-Turonian limestone bar), Uppermost Gallic Subepoch, Lower Gulf Epoch, Late Cretaceous.
Material: Fragmentary skull and skeleton lacking both right limbs distal to the propodials, parts of the left limbs and the terminal caudal vertebrae.