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Ionian Sea
(Encyclopedia)Ionian Sea, part of the Mediterranean Sea, S Europe, between Greece and S Italy. It is connected with the Adriatic Sea by the Strait of Otranto. The Gulf of Taranto and the Gulf of Corinth are its chi...sea star
(Encyclopedia)sea star, also called starfish, echinoderm of the class Asteroidae, common in tide pools. Sea stars vary in size from under 1⁄2 in. (1.3 cm) to over 3 ft (90 cm) in diameter. They are commonly dull ...Australopithecus
(Encyclopedia)Australopithecus ôstrāˌlōpĭthˈəkəs, –pəthēˈkəs [key], an extinct hominin genus found in Africa between about 4 and 1 million years ago. At least seven species of australopithecines are n...prehistory
(Encyclopedia)prehistory, period of human evolution before writing was invented and records kept. The term was coined by Daniel Wilson in 1851. It is followed by protohistory, the period for which we have some reco...Rhodesian man
(Encyclopedia)Rhodesian man, remains of an extinct hominin now classified as Homo heidelbergensis. See human evolution. ...Gegenbaur, Karl
(Encyclopedia)Gegenbaur, Karl kärl gāˈgənbour [key], 1826–1903, German anatomist. A professor at the universities of Jena (1855–73) and Heidelberg (1873–1901), he was influential as a teacher. He emphasiz...boat
(Encyclopedia)boat, small, open nautical vessel propelled by sail, oar, pole, paddle, or motor. The use of the term boat for larger vessels, although common, is somewhat improper, but the line between boats and shi...skeleton, in anatomy
(Encyclopedia) CE5 Human skeleton skeleton, in anatomy, the stiff supportive framework of the body. The two basic types of skeleton found among animals are the exoskeleton and the endoskeleton. The shell of the ...primate
(Encyclopedia)primate, member of the mammalian order Primates, which includes humans, apes, monkeys, and prosimians, or lower primates. The group can be traced to the late Cretaceous period, where members were fore...Nitze, Paul Henry
(Encyclopedia)Nitze, Paul Henry nĭtˈsə [key], 1907–2004, American public official, b. Amherst, Mass., grad. Harvard, 1927. After working in investment banking, he entered government service in 1940 and served ...Browse by Subject
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