3.9 to 2.9 million years ago. 9 terms. She had represented the only known skeleton of Australopithecus afarensis, and would have stood at a height of 3.5 feet (about a meter) some 3.2 million years ago. The first specimens attributed to Australopithecus afarensis were discovered in the 1970’s by Donald Johanson working in the Afar Triangle of Ethiopia at the site of Hadar. Australopithecus afarensis: AL 288-1. evil ocean, Australopithecus afarensis, live at the wammy. Post Nov 29, 2011 #1 2011-11-29T13:07. Quizlet flashcards, activities and games help you improve your grades. Paleoanthropologist. Estimated Weight: 106 lbs. Human origins >> Facts about Australopithecus afarensis. Australopithecus afarensis. garhi: The best-known member of Australopithecus is Au. Other articles where Australopithecus afarensis is discussed: Australopithecus: Australopithecus afarensis and Au. Australopithecus afarensis, Lucy's species When this small-bodied, small-brained hominin was discovered, it proved that our early human relatives habitually walked on two legs. 3.9 to 2.9 million years ago. Although A. afarensis is an older species than A. africanus, it is thought to be one of the closest ancestors to the genus Homo. Australopithecus afarensis is an extinct hominid that lived between 3.9 and 2.9 million years ago. She used to walk on her 2 legs but she was still very good at tree climbing. Habitat: Savanna-forest mosaic. PHDcsfan. It is more related to the human species than to a primate. Donald Johanson. What Johanson did in 1974. 400. Australopithecus afarensis was slenderly built, like the younger Australopithecus africanus. Did they have big or small brains? Old Ephraim. Big toe aligned. The species survived for over a million years in the changing East African landscape, covering a broad geographic range. 400. Australopithecus afarensis is an extinct hominid species, which to some, is considered to be the "missing link" in human evolution.This is because the species shares a significant amount of traits with both chimpanzees and anatomically modern humans. A. afarensis may well have still been adapted to live and work in trees at least part-time. The anatomy of the hands, feet and shoulder joints suggest that the creatures were partly arboreal rather than exclusively bipedal, although in overall anatomy, the pelvis is far more human-like than ape-like. Long forearms and features of the wrist bones suggest these individuals probably climbed trees as well. The knee bone. Discovered By: Donald Johanson . family groups of about 25 hominids ; cooperative members ; nomadic-had no permanent home ; no known language, tools ; more than half died before adulthood ; 5 What did they eat? Sex: Female. Australopithecus africanus was the first fossil hominin discovered in Africa. As mentioned, it is categorized as a gracile form of australopith. She was smart enought (like our chimpanzee or more) to use a rocks or a stick she could find as a tool. Height: 107 cm. 300. Her boyfriend was 50% bigger than her. They shared the physical appearance of apes, with very low foreheads, large teeth and jaws to crush their vegetarian diet, similar to those of chimpanzees, and a cranium that had the capacity of holding brains 2/3 smaller than our. The upper end of the tibia (shin bone) shows an expanded area of bone and a human-like orientation of the ankle joint, indicative of regular bipedal walking (support of body weight on one leg at the time). In what time range did Australopithecus Afarensis live in? Australopithecus robustus possesses a combination of primitive and derived physical traits. BrotherBear wrote:My theory; body odor. Australopithecus anamensis. Australopithecus - Australopithecus - Australopithecus africanus: In 1925 South African anthropologist Raymond Dart coined the genus name Australopithecus to identify a child’s skull recovered from mining operations at Taung in South Africa. Some recent research (see Chene et al) also suggests the shape of the female's pelves was closer to modern humans and less similar to the great apes.d less similar to the great apes. Her favorite meal was fruits. quizzystan. Australopithecus afarensis has canines and molars relatively larger than in modern humans, a relatively small brain size - 380 to 430 cm 3 - and a face with forward projecting jaws. Old Ephraim. PHDcsfan. lived in Africas Rift Valley ; lived on savannas, near water ; 4 How did they live? Geologic Age: 3.2 Ma. While its brain size is much like that of A. afarensis , other characteristics are quite different. The knee bone. Over 40% … Which fossil was the first to prove that our ancestors have been walking on two legs for more than 3 million years? A scientist that uses fossil evidence to learn about early hominids. Central arches. “The Cranial Base of Australopithecus afarensis: New Insights from the Female Skull.” Philosophical Transactions of the Royal Society B: Biological Sciences 365.1556 (2010): … Only after analysing other fossils subsequently uncovered nearby and at Laetoli in Kenya did scientists establish a new species, Australopithecus afarensis, four years after Lucy's discovery. The canines, highly developed in existing ape species, are small and undeveloped, in this species, much as in human beings. It has been extensively studied by numerous famous paleoanthropologists. Dated to between about 3.8 and 2.9 mya, 90 percent of the fossils assigned to… Log in Sign up. Pronunciation: AW-strail-ō-PITH-ə-cəs AF-ə-REN-səs. Australopithecus afarensis may have walked upright and looked somewhat human-like, but they were much smaller than we are. afarensis, a species represented by more than 400 fossil specimens from virtually every region of the hominin skeleton. A female Australopithecus Afarensis skeleton that was 40% recovered. Cranial Capacity: 410 cc. Original Publication: Johanson and Taieb 1976. Australopithecus afarensis, or the “southern ape from Afar,” is a well-known species due to the famous “Lucy” specimen. Australopithecus afarensis, to be truthful, were more alike to their predecessors. Create. Discovery Date: 30 Nov 1974. Etymology: The name of this hominid is constructed from the Latin prefix australo-, the Greek suffix -pithecus, the Latin suffix -ensis, and Afar, the region of Ethiopia where fossils of this type were first found. How do we know what their environments were like? 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