Acteon is a genus of small sea snails, predatory marine gastropod mollusks in the family Acteonidae, the barrel bubble snails.
Conorbis is an extinct genus of sea snails, marine gastropod mollusks in the family Conorbidae.
Cochlespira is a genus of sea snails, marine gastropod mollusks in the family Cochlespiridae.
Afairiguana avius is an extinct iguanid lizard known from a nearly complete and articulated skeleton discovered in rocks of the Early Eocene-aged Green River Formation of Wyoming, United States. As of the initial description, the skeleton represents the oldest complete iguanian from the Western Hemisphere, and is the oldest representative of the extant iguanid family of anoles, Polychrotidae.
Sagittunio subrostratus, commonly referred to as the pondmussel or black pondmussel, is a species of freshwater mussel, an aquatic bivalve in the family Unionidae, the river mussels.
The Hatchetigbee Bluff Formation is a geologic formation in Alabama, Georgia, Louisiana and Mississippi. The youngest unit of the Wilcox Group preserves fossils dating back to the Ypresian stage of the Eocene period, or Wasatchian in the NALMA classification. The formation is named for Hatchetigbee Bluff on the Tombigbee River, Washington County, Alabama.
Eoconus sauridens is an extinct species of sea snail, a marine gastropod mollusk, in the family Conidae.
Conus adversarius is an extinct species of venomous sea snail in the genus Conus. It lived from the Early Pliocene until the Early Pleistocene. It is the only species in the genus that is entirely sinistral.
Acteon virgatus is a species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon biplicatus is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon chattonensis is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon cretacea is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon deshayesi is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon dudariensis is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon frearsianus is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon glans is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon nitens is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon gmelini is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon houdasi is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
Acteon idoneus is an extinct species of sea snail, a marine gastropod mollusc in the family Acteonidae.
