Lucy's Legacy: The Quest for Human Origins by Donald Johanson, Kate Wong

By Donald Johanson, Kate Wong

“Lucy is a 3.2-million-year-old skeleton who has develop into the spokeswoman for human evolution. She may be the easiest recognized and so much studied fossil hominid of the 20th century, the benchmark in which different discoveries of human ancestors are judged.”–From Lucy’s Legacy

In his ny occasions bestseller, Lucy: The Beginnings of Humankind, popular paleoanthropologist Donald Johanson informed the exceptional tale of his discovery of a partial girl skeleton that revolutionized the learn of human origins. Lucy actually replaced our realizing of our international and who we come from. considering that dramatic locate in 1974, there was heated debate and–most important–more groundbreaking discoveries that experience additional remodeled our realizing of while and the way people advanced.

In Lucy’s Legacy, Johanson takes readers on a desirable journey of the final 3 many years of study–the most enjoyable interval of paleoanthropologic research so far. In that point, Johanson and his colleagues have exposed a complete of 363 specimens of Australopithecus afarensis (Lucy’s species, a transitional creature among apes and humans), spanning 400,000 years. accordingly, we've got a special fossil list of 1 department of our relations tree–that relatives being humanity–a tree that's believed so far again a fabulous 7 million years.

Focusing on dramatic new fossil reveals and leap forward advances in DNA examine, Johanson presents the newest solutions that post-Lucy paleoanthropologists are discovering to questions equivalent to: How did Homo sapiens evolve? while and the place did our species originate? What separates hominids from the apes? What used to be the character of Neandertal and smooth human encounters? What mysteries approximately human evolution stay to be solved?

Donald Johanson is a passionate advisor on a unprecedented trip from the traditional panorama of Hadar, Ethiopia–where Lucy was once unearthed and the place many different fascinating fossil discoveries have for the reason that been made–to a seashore collapse South Africa that after sheltered early individuals of our personal species, and lots of different major websites. Thirty-five years after Lucy, Johanson maintains to enthusiastically probe the origins of our species and what it capability to be human.

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Extra resources for Lucy's Legacy: The Quest for Human Origins

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Geol Acta 6:43–53 Hervé F, Calderón M, Fanning CM, Kraus S, Pankhurst RJ (2010a) SHRIMP chronology of the Magallanes basin basement, Tierra del Fuego: Cambrian plutonism and Permian high-grade metamorphism. Andean Geology 37(2):253–275 Hervé F, Fanning CM, Pankhurst RJ, Mpodozis C, Klepeis K, Calderón M, Thomson SN (2010b) Detrital zircon SHRIMP U–Pb age study of the Cordillera Darwin Metamorphic Complex of Tierra del Fuego: sedimentary sources and implications for the evolution of the Pacific margin of Gondwana.

These rocks are exposed in two north–south-trending steeply dipping thrust sheets located in the central and western portions of the Sarmiento Cordillera (Allen 1982; Calderón et al. 2007a; Rapalini et al. 2008). A dacite dyke crosscutting pillow-basalt successions and a plagiogranite dyke in sheeted dikes of the basal Sarmiento Complex contain *150 Ma zircon crystals, indicating that mafic submarine volcanism had started prior to or during the Late Jurassic (Calderón et al. 2007a). The neighbor silicic pyroclastic rocks of the Tobífera Formation, intercalated with synrift deposits along fault-bounded grabens within Paleozoic metasedimentary rocks, were dated at 148 and 142 Ma, and thus coeval with ophiolitic magmatism.

Calderón et al. Katz HR (1964) Some new concepts on geosynclinal development and mountain building at the southern end of South America. In: Proceedings of 22nd international geological congress, India New Delhi. vol 4, pp 242–255 Klepeis K, Betka P, Clarke G, Fanning CM, Hervé F, Rojas L, Mpodozis C, Thomson SN (2010) Continental underthrusting and obduction during the Cretaceous closure of the Rocas Verdes rift basin, Cordillera Darwin, Patagonian Andes. Tectonics 29:TC3014 Kohn MJ, Spear F, Dalziel IWD (1993) Metamorphic P–T paths from Cordillera Darwin, a core complex in Tierra del Fuego, Chile.

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