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Physa is a genus of small, left-handed or sinistral, air-breathing freshwater snails, ... † Physa aridi Mezzalira, 1974 – fossil from Brazil [3]
Paleontology in Arkansas refers to paleontological research occurring within or conducted by people from the U.S. state of Arkansas. The fossil record of Arkansas spans from the Ordovician to the Eocene. [1] Nearly all of the state's fossils have come from ancient invertebrate life. [1] During the early Paleozoic, much of Arkansas was covered ...
The holotype specimen (University of Michigan Museum of Zoology #181292) was a fossil from Beaver Co., Oklahoma (Taylor 1954). [5] The species may be Holarctic in distribution based on shells found in Ukraine (Degtyarenko, E. and V. Anistratenko 2011).
This list of the Mesozoic life of Arkansas contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Arkansas and are between 252.17 and 66 million years of age.
Fossil of the Middle Ordovician-Silurian trilobite Sphaerexochus †Sphaerexochus †Spirifer †Stearoceras †Stigmaria †Stroboceras †Sutherlandia †Tesuquea †Triboloceras – tentative report †Tripteroceroides – tentative report; Trypanites †Tylonautilus †Valhallites †Wilkingia †Zia
LITTLE ROCK, Ark. (AP) — More than seven months after residents first noticed a fire at an illegal dumping site in northwest Arkansas, it's still smoldering, sending noxious smoke throughout the ...
A high school student made an incredible discovery in her own backyard: A 34-million-year-old whale skull. Sixteen-year-old Lindsey Stallworth and her biology teacher, Andrew Gentry, found small ...
This article contains a list of fossil-bearing stratigraphic units in the state of Arkansas, U.S. Sites. Group or Formation Period