Species: haliniches ZANGERL, 1960
Etymology:

Holotype: FMNH PR249

Locality: Near West Greene County, Alabama.

Horizon: Mooreville Chalk, Selma Formation.

Biostratigraphy: Middle Tylosaurus Acme-zone – Clidastes Acame zone.

Age: Niobraran age, Upper Santonian-Lower Campanian Stage, Senoniain Subepoch, Gulf Epoch, Late Cretaceous.

Material: Fragmentary skull and fragmentary shell and fragmentary skeleton.

Species: bentleyi SCHWIMMER, SANDERS, ERICKSON, & WEEMS, 2015
Etymology: In honor of the collector, Curtis Bentley.

Holotype: SCSM 2005.25.3

Locality: Site 8, Burches Ferry, west bank of Pee Dee River, ca. 0.75 mile (1.21 km) east of County Road 52, ca. 0.08 mile (0.19 km) northwest of junciton of Mill Branch and Pee Dee River, USGS Pamplico North 7.5' quadrangle, 34°03'50"N, 79°31'43"W, Florence County, South Carolina.

Horizon: Donoho Creek Formation/Peedee Formation.

Biostratigraphy:

Age: Early Late Campanian Stage/Early Maastrichtian Stage, Senoniain Subepoch, Gulf Epoch, Late Cretaceous.

Material: Articulated frontals and parietals forming a single skull roof.

Paratypes:

ChM PV8907: Near proximal end of costal three or five.

ChM PV8922: 10th right peripheral.

ChM PV8934: Ungual from manus.

ChM PV9132: Shaft of right humerus.

ChM PV9147: Fragment medial periphearl.

Referred material:

Locality: Site 1, Stokes Quarry, south side of County Road 407, ca. 0.25 mile (0.40 km) west of County Road 49, 2.85 miels (4.58 km) east of S.C. Route 320, USGS Florence West 7.5' quadrangle, 34°14'21.8"N, 79°30.0"W 50', Darlington County, South Carolina.

Horizon: Coachman Formation.

Biostratigraphy:

Age: Middle Campanian Stage, Senoniain Subepoch, Gulf Epoch, Late Cretaceous.

Material:

ChM PV7314: Peripheral fragment.

ChM PV8910: Nuchal fragment.

ChM PV8911; Peripheral fragment.

ChM PV8915: Second suprapygal.