eocene

& s. [Gr. cos the morning-red, the daybreak, the dawn, corresponding to Sans. ushas, and Gr. kainos =new, recent.] Geology: A. As adj .: Characterized by the dawn or first but only a few are yet known. Of reptiles there were fluviatile, lacustrine and terrestrial tortoises, also crocodiles, iguanas, geckos, . All the invertebrate cla es still existing had appeared. Among trees and plants dicotyledons now became numerous; so did endogens; among the latter are a palm called Nipa [NIPA, NIPADITES] and other tropical species, the climate being warmer than now. eocene formation or system. Geol.: The same as EoCENE B. eocene period. described under EOCENE B were being deposited. Geol.: The period of time during which the strata ē-ō-hip-pus, s. [ Gr.ēōs =the dawn, and hippos =a horse.] Palæont .: A genus of Equide , the oldest known member of the horse family. The animals were of small size, had on the fore feet four toes with a rudimentary thumb, and on the hind ones three toes, all the digits terminating in hoofs. It was found by Marsh in the Lower Eocene of New Mexico. e-ō-hy-us, s. [Gr. ēōs =the dawn, and hys (gen it. hyos )=a pig, a swine.] Palæont: The oldest known of the Suide (Pigs). It is from the Lower Eocene of North America.