Echinoidea constitutes one of five major clades of living echinoderms, marine animals uniquely characterized by a pentaradial symmetry. Approximately 1,000 living and 10,000 extinct species have been described, including many commonly known as sea urchins, heart urchins and sand…
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This dissertation presents the description and analysis of the hominid postcranial fossils recovered from the 2.5 million year-old deposits of the Middle Awash area of Ethiopia. These fossils, labeled here as the “Hata postcranial fossils” after the Hata beds of the Middle Awash…
People have varied and complex relationships with stone, in its raw geology and in its altered forms. Often, however, in cultural contexts, stone remains in the background, as a taken for granted and unremarkable element of the material world. In this thesis, stone moves into th…
The Late Oligocene (28-27 Ma) Guang River flora from northwestern Ethiopia, a well preserved, autochthonous plant macrofossil compression assemblage, is preserved in an overbank deposit and likely represents a tropical seasonally or periodically inundated riparian forest communi…
Two distinct studies within the Saltville Valley of southwestern Virginia revealed insights into local Pleistocene geology and paleontology. A variety of analytical techniques were applied to gravel deposits within the paleontological site of SV-5/7 that revealed this unit is ve…