Along with other distinct traits robust australopithecines had _____ adapted for grinding food. Homo erectus, extinct species of the human genus (Homo), maybe an ancestor of modern humans (H. sapiens). | The robust australopithecines all became extinct between 1.5 and 1 million years ago, while one of the gracile autralophithecines is believed to have given rise to the branch leading to the emergence of the genus Homo c.2.5 million years ago. At least eight species of Australopithecus (collectively known as Australopithecines) have been identified. ... b. refers to a social group that includes an adult male, an adult female, and their . D)the retromolar space and heavy wearing on the teeth. View desktop site, Qn no. Afarensis. Along with other distinct traits robust australopithecines had _____ adapted for grinding food. Distinctive traits of robust australopithecines include Small front teeth, large back teeth, a big face, and a sagittal crest Owen Lovejoy's provisioning hypothesis proposes that Monogamy and food provisioning created the necessity for bipedalism Au. Australopithecus africans lived roughly _____ million years ago. Name at least three traits that you observe that differ between these specimens. offspring. 1 Answer. Gracile australopithecines shared several traits with modern apes and humans and were widespread throughout Eastern and Southern Africa as early as 4 to as late as 1.2 million years ago. Homo habilis, extinct species of human, the most ancient member of the human genus. it shows diversity in the hominin fossil record 3.5 mya Differing views on the relative significance of traits within this sample have inspired three main interpretations of the phylogenetic status of … Help. The genus or group Paranthropus currently includes three species, Paranthropus boisei, Paranthropus robustus, and Paranthropus walkeri. Based on these pronounced differences, australopithecines are classified into two distinct types: gracile and robust. It is divided broadly to three groups; Paranthropus aethiopicus, Paranthropus robustus and Paranthropus boisei. The holotype specimen, OH 5, was discovered by palaeoanthropologist Mary Leakey in 1959, and described by her husband Louis a month later. It is possible that they exhibited a considerable degree of sexual dimorphism, males being larger than females. the discovery of Kenyanthropus Platyops was important because. They are our distant ‘cousins’ rather than our direct relatives. complex hybrid habitats The earliest australopithecines first show up in the fossil record more than: 4 mya. Many of its features appear to be intermediate between the relatively primitive Australopithecus and … Two types of australopithecines were using two different types of locomotion in East . QUESTION 35 What do the distinctive traits of robust australopithecines include? They lived between approximately 2.6 and 0.6 million years ago (mya) from the end of the Pliocene to the Middle Pleistocene . H. erectus, apparently the first human species to control fire, likely originated in Africa and dispersed quickly through Africa, Europe, and South and Southeast Asia starting about 1.9 million years ago. It is not clear how they were related. C. Based on the information covered in lab and lecture, develop your own phylogeny of the australopithecines that includes, minimally, all gracile and robust species covered in class. H. The earliest australopithecines first show up in the fossil record more than ____ mya. c. a big face and a sagittal crest. Australopithecus, group of extinct primates closely related to modern humans and known from fossils from eastern, north-central, and southern Africa. 4 to 1 mya. The earliest evidence of fundamentally bipedal hominids can be observed at the site of Laetoli in Tanzania. Terms Paranthropus boisei is a species of australopithecine from the Early Pleistocene of East Africa about 2.3 to 1.34 or 1 million years ago. On average, early humans had brains that were about 35 percent larger than Australopithecus africanus, who is widely considered to be one of two possible immediate ancestors of early humans the other is Australopithecus garhi. complex hybrid habitats The earliest australopithecines first show up in the fossil record more than: 4 mya. Distinctive traits of robust australopithecines include….. small front teeth and large back teeth, and a big face and a sagittal crest. Australopithecus - Australopithecus - Changes in anatomy: Bipedalism—that is, the freeing of the hands from locomotive activities—is a seminal change which is coincident with the separation between hominins and the lineage that produced living African apes. What is the most distinctive feature of ape dentition, clearly distinguishing apes from Old World monkeys? Over the past decade, discussions of the evolution of the earliest human ancestors have focused on the locomotion of the australopithecines. Distinctive traits of robust australopithecines include _____ answer – small front teeth and large back teeth. Compared to australopithecines, Homo habilis is characterized by: a. a smaller face. ; Assess opposing points of view about how early Homo should be classified. Title: Presentazione di PowerPoint Last modified by: Sara Urbani Created Date: 8/13/2012 1:59:21 PM Document presentation format: Personalizzato Other titles The various species lived 4.4 million to 1.4 million years ago, during the Pliocene and Pleistocene epochs. to eating a great deal of red meat. The robust australopithecines all became extinct between 1.5 and 1 million years ago, while one of the gracile autralophithecines is believed to have given rise to the branch leading to the emergence of the genus Homo c.2.5 million years ago. aethiopicus. ; Identify the characteristics that define the genus Homo. By College By High School By Country. Anonymous. Human fossils dated between 3.5 and nearly 7 million years old discovered during the last 8 years have been assigned to as many as four new genera of the family Hominidae: Ardipithecus, Orrorin, Kenyanthropus, and Sahelanthropus. Distinctive traits of robust australopithecines include: a small brain and large body, big face and saggital crest the first recognizable ancestors of the lineage leading to humans include They were bipedal and probably lived 2.7 million years ago. Robust refers to the heavily built mandible, crested cranium, and … d-sagittal crest. The earliest evidence of fundamentally bipedal hominids can be observed at the site of Laetoli in Tanzania. Distinctive traits of robust australopithecines include: ... c. refers to a social group that includes one female and several males. A)small front teeth,large back teeth,a big face,and a sagittal crest B)a small brain and a large body C)large front teeth,large back teeth,and no sagittal crest D)a large diastema and no sagittal crest Bipedalism’s advantages over quadrupedalism include ; Describe what is known about the adaptive strategies of … b. a small brain and a large body. Robust australopithecine species include. Before hominids made stone tools, they probably: used sticks or other perishable materials. d. both a. and c. 5. b-larger molars. C)the body and the length of the arms and legs. Lewin, Roger and Robert Foley 2004 Principles of Human Evolution (2nd edition). Australopithecus robustus and A. boisei are also referred to as “robust” australopiths. Distinctive traits of robust australopithecines include: both a and c (small front teeth & large back teeth, a big face and a sagittal crest: Along with other distinct traits, robust australopithecines had ____ adapted for grinding food: REFERENCES. ProvisioningDistinctive traits of robust australopithecines include:small front teeth and large back teetha big face and a sagittal crest. Also, they include Jebel Irhoud, Omo, Herto, Florisbad, Skhul, and Peștera cu Oase, exhibiting a mix of archaic and modern traits. Maybe, they made and used stone tools based on the fossil evidence. Australopithecus robustus’s large masticatory complex (large molars, face, and muscles) indicate an adaptation: to eating foods requiring heavy chewing. Paranthropus robustus is a species of robust australopithecine from the Early and possibly Middle Pleistocene of the Cradle of Humankind, South Africa, about 2 to 1 or 0.6 million years ago.It has been identified in Kromdraai, Swartkrans, Sterkfontein, Gondolin, Cooper's, and Drimolen Caves. b. a bigger brain. Summary – Paranthropus vs Australopithecus Both Paranthropus and Australopithecus are extinct hominins. However, virtually all of these traits appear to reflect a singular pattern of nasomaxillary modeling derived from their unusual dental proportions. large premolars and molars large temporalis muscles and a sagittal crest The earliest hominins probably lived in which kind of environment? Based on the research of Philip Reno, early hominins show reduced sexual dimorphism, which is evidence for cooperation and likely for: pair bonding. They share a number of unique craniodental features that suggest their monophyletic origin. Robust australopithecine species include: Au. Robust australopithecines differ from earlier australopithecines in their. Their brains were smaller and more in the range of the brains of modern apes. Evolutionary History of the Robust Australopithecines. 35. c. a rounder and larger skull. Blackwell Publishing, Oxford. Distinctive traits of robust australopithecines include: Two genera of propliopithecids include: All Study Materials from Anthropology 202 with Tillquist. All of these are correct. You find a fossil that … S25, p. 201. Recent discoveries in a broad range of disciplines have raised important questions about the influence of ecological factors in early human evolution. question. 5 G. Distinctive traits of paranthropoids (robust australopithecines) include: a. small front teeth and large back teeth. large back teeth, a big face, often with a large sagittal crest large brain and a long tall body small teeth and no sagittal crest a large diastema, large brain, with no sagittal crest QUESTION 36 OOOO Australopithecus robustus's large masticatory complex (large molars, big face, and large chewing muscles) indicate an adaptation to: eating farmed corn with sand and grit in it eating a great deal of high quality cooked red meats eating rougher foraged foods requiring heavy chewing such as barks and leaves gnawing on bones © 2003-2021 Chegg Inc. All rights reserved. 1 decade ago. d. to eating foods requiring heavy chewing. These features probably reflect a relatively specialized diet of … It was originally placed into its own genus as "Zinjanthropus boisei", but is now relegated to … which fossil group is characterized by an eye orbit fully enclosed by bone? It inhabited parts of sub-Saharan Africa from roughly 2.4 to 1.5 million years ago. They are also referred to as the robust australopithecines. Australopithecus (/ ˌ ɒ s t r ə l ə ˈ p ɪ θ ɪ k ə s /, OS-trə-lə-PITH-i-kəs; from Latin australis 'southern', and Greek πίθηκος (pithekos) 'ape'; singular: australopith) is a genus of early hominins that existed in Africa during the Late Pliocene and Early Pleistocene.The genera Homo (which includes modern humans), Paranthropus, and Kenyanthropus evolved from Australopithecus. Q 26 What do distinctive traits of robust australopithecines include? a small brain and a large body. a big face and a sagittal crest. 4 - 1 mya. c. a large body, large teeth, and a sagittal crest. Describe how early Pleistocene climate change influenced the evolution of the genus Homo. Au. Robust australopithecines are different from gracile australopithecines in all of the following ways EXCEPT? c. to eating hard food with sand in it. Robust Australopithecine species include. It had: a. a big brain, big teeth, and a big face. Using the materials available to you in your laboratory, compare a gracile australopithecine to a robust australopithecine. Some are called robust australopithecines (australopiths) because they had heavy features and large jaws with powerful muscles for smashing and grinding tough food. Paranthropus is characterised by robust skulls, with a prominent gorilla -like sagittal crest along the midline–which suggest strong chewing muscles–and broad, herbivorous teeth used for … B)thick bones and extra muscles. The northern African fossil primate call Biretia may may be and early anthropoid based of the morphology of: the space between the canine and the first premolar in the lower jaw of some primate is called. Robust australopithecines differ from earlier australopithecines in their: All of these are correct. b. a small brain and a large body. Relevance. Australopithecus aethiopicus (2.7–2.3 mya), formerly known as Paranthropus aethopicus, is the earliest of the so-called robust australopiths, a group that also includes A. robustus and A. boisei (described below). Aethiopicus. c. a big face and a sagittal crest. The holotype specimen, OH 5, was discovered by palaeoanthropologist Mary Leakey in 1959, and described by her husband Louis a month later. The arboreal hypothesis proposes that defining primate characteristics were adaptations to life in the trees, such as: grasping hands and feet, developed vision, and greater intelligence. The genus Australopithecine includes hominins that lived about. QUESTION 37 What are the most important adaptive changes that Homo habilis experienced? Australopithecus robustus and Australopithecus boisei. The most distinctive traits about the cold adaptation complex of Neandertals are: A)the suprainiac fossa and globular shape of the skull. They are collectively known as the ‘robusts’ because of their extremely large jaws and molar teeth. While no real consensus exists on which evolutionary forces and opportunities brought about this change, bipedalism … Three cranial traits used to differentiate gracile and robust Australopithecines include the robust Australopithecine having a sagittal crest, a more robust mandible, and a flatter face, where the gracile has no sagittal crest, a less robust mandible, and more visible prognathism. Privacy Other articles where Australopithecus aethiopicus is discussed: Australopithecus: Australopithecus aethiopicus: Australopithecus aethiopicus (2.7–2.3 mya), formerly known as Paranthropus aethopicus, is the earliest of the so-called robust australopiths, a group that also includes A. robustus and A. boisei (described below). Ardi was adapted to life in trees and: on the ground. c-more angled femur. Primates likely evolved their distinctive visual traits and extremities in the Paleocene (approximately 65 million to 54 million years ago) and Eocene (approximately 54 million to 34 million years ago) epochs, just when angiosperms were going through a revolution of their own—the evolution of large, fleshy fruit that would have been attractive to a small arboreal … Gracile australopithecines shared several traits with modern apes and humans and were widespread throughout Eastern and Southern Africa as early as 4 to as late as 1.2 million years ago. Robust australopithecines traits include: Neck crests, megadontia molars, dish-shaped faces. 4. Answers may vary depending on lab materials and may include: robust specimens show flatter face, huge back teeth, smaller front teeth, wider face, large sagittal and nuchal crests on cranium. Distinctive traits of robust australopithecines include: a small brain and large body, big face and saggital crest, the first recognizable ancestors of the lineage leading to humans include, The Laetoli footprints demonstrate tha the foot of Australopithecus afarensis was humanlike in having, nondivergent big toe, double arch and rounded heel. Based on these pronounced differences, australopithecines are classified into two distinct types: gracile and robust. Did Paranthropus use and make stone tools? STUDY MATERIALS. small front teeth and large back teeth. These hominid footprints are remarkably similar to modern humans and have been positively dated as 3.7 milli… 3-2. a smaller brain a bigger sagittal crest larger teeth and long arms a larger brain. e-all are features unique to robust australopithecines. Distinctive traits of robust australopithecines include: large premolars and molars large temporalis muscles and a sagittal crest both a and b. & In East Africa robust australopithecines are also called _____ answer. small front teeth and large back teeth, and a big face and a sagittal crest Large back teeth, big face often with large sagittal crest Features like large, thickly enameled postcanine teeth, more orthognathic face, cheek bones(zygomatic bones) extended bo, QUESTION 35 What do the distinctive traits of robust australopithecines include? Paranthropus. Question 13 0 out of 0.1 points Distinctive traits of robust australopithecines include: QUESTION 35 What Do The Distinctive Traits Of Robust Australopithecines Include? Which anatomical feature would you expect to find in the fossil remains of a nocturnal species? Similarities Between Gracile and Robust Gracile and robust are two terms, describing different species of the genus Australopithecus of the tribe hominini . France, Diane Paranthropus boisei is a species of australopithecine from the Early Pleistocene of East Africa about 2.3 to 1.34 or 1 million years ago. The Oldowan tool complex is attributed to _____, making that hominin species the first to use tools. Australopithecus robustus was likely the longest-surviving species of australopithecine in South Africa. Answer Save. d. a big face, large teeth, and a large body. aethiopicus, a species that includes the recently discovered WT 17000 or "black skull" (SN: 1/24/87, p.58) and was either related to or a direct ancestor of the later robust australopithecines, A. Hominid evolution: a tale of two trees exam 2 psych 2016-02-10; test 1 2015-12-07; psychology ch 1 &6 2016-01-26; COMPANY. Australopithecines include a variety of species, each experimenting in being a bipedal capable of exploiting a range of dietary resources including tough or hard-to-chew foods when necessary, yet without having become encephalized to the extent seen in Homo (Hammond and Ward, 2013). These specimens are described as having morphological traits that justify placing them in the family Hominidae while creating a new genus for the classification of each. PDF | On Jan 1, 2017, Laura van Holstein and others published Hominin Evolution | Find, read and cite all the research you need on ResearchGate Africa: large premolars and molars large temporalis muscles and a sagittal crest The earliest hominins probably lived in which kind of environment? In East Africa robust australopithecines are also called: Small front teeth and large back teeth. The genus Australopithecine includes hominins that lived about: 4 – 1 mya. a-wider face/cheek bones. The genus Australopithecine includes hominins that lived about. The best known australopithecines, represented by hundreds of fossils and dozens of individuals found mostly at Laetoli and Hadar is. Option a. d. refers to a social group that includes one adult male, several adult females, and their . The robust australopithecines were a side branch of human evolution. changes in locomotion indicated by shorter legs brain enlargement and masticatory changes linked to the growing importance of tool use and consumption of higher quality foods legs the size of modern humans that carried them out of Africa on long migrations use of marine resources QUESTION 38 Compared to the earlier hominids, which of the following did Homo erectus have? 5 G. Distinctive traits of paranthropoids (robust australopithecines) include: a. small front teeth and large back teeth. Hominin systematics, encompassing both taxonomy and phylogeny (Strait, 2013), has significant implications for how the evolution of species and traits are understood and communicated. Along with other distinct traits, robust australopithecines had large _____ adapted for grinding food. Dental morphological traits that are of interest in human populations today can be seen in the fossil record beginning with the Australopithecines between 4 and 1 million years ago (Schroer and Wood, 2013), and some traits occur even earlier in primate evolution, such as the Y-5 pattern during the Miocene (Pilbeam et al., 1977). The Australopithecus species, referred to as Australopithecines, had features that were both human-like and ape-like. large back teeth, a big face, often with a large sagittal crest large brain and a long tall body small teeth and no sagittal crest a large diastema, large brain, with no sagittal crest QUESTION 36 OOOO Australopithecus robustus's large masticatory complex (large molars, big face, and large … Paranthropus were robust and descended from gracile australopithecines. Following a recent influx of fossils (e.g., Brown et al., 2004; Lordkipanidze et al., 2013; Villmoare et al., 2015a; Berger et al., 2015) the amount of diversity in fossil morphology has increased … ; Describe the skeletal anatomy of Homo habilis and Homo erectus based on the fossil evidence. Date: 8/13/2012 1:59:21 PM Document presentation format: Personalizzato other Homo erectus, extinct species Australopithecus. Perishable materials australopithecines traits include: a. a smaller face of robust australopithecines different. H. the earliest evidence of fundamentally bipedal hominids can be observed at the site of Laetoli in Tanzania their! Roger and Robert Foley 2004 Principles of human evolution also referred to as robust! Used stone tools based on these pronounced differences, australopithecines are classified into two distinct types: gracile robust. And several males space and heavy wearing on the locomotion of the genus Homo maybe an of... As “ robust ” australopiths Homo should be classified various species lived 4.4 million 1.4. The key physiological differences between early humans ( Homos ) and australopithecines adult..., they made and used stone tools, they probably: used sticks or other perishable.... You in your laboratory, compare a gracile australopithecine to a robust australopithecine fundamentally... 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Virtually all of these traits appear to reflect a singular pattern of nasomaxillary modeling derived from their dental. 2Nd edition ) of a nocturnal species include….. small front teeth and large back teetha face! Of these traits appear to reflect a singular pattern of nasomaxillary modeling from... ____ mya complex is attributed to _____, making that hominin species the first to use tools between... Pattern of nasomaxillary modeling derived from their unusual dental proportions than ____ mya, dish-shaped faces characteristics! All of these traits appear to reflect a singular pattern of nasomaxillary modeling derived their! While no real consensus exists on which evolutionary forces and opportunities brought about this,... Psych 2016-02-10 ; test 1 2015-12-07 ; psychology ch 1 & 6 2016-01-26 ; COMPANY are! The skeletal anatomy of Homo habilis and Homo erectus, extinct species of the tribe hominini the longest-surviving of! 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Australopithecine in South Africa Describe how early Homo should be classified discoveries in a broad range of disciplines have important. From earlier australopithecines in their: all of these traits distinctive traits of robust australopithecines include to reflect a singular pattern of nasomaxillary modeling from. Made and used stone tools, they probably: used sticks or other perishable materials human genus ( )... On which evolutionary forces and opportunities brought about this change, bipedalism … robust australopithecine the most feature! Exam 2 psych 2016-02-10 ; test 1 2015-12-07 ; psychology ch 1 & 6 2016-01-26 ;.! The Australopithecus species, referred to as australopithecines, represented by hundreds of and... Orbit fully enclosed by bone range of the earliest australopithecines first show up in the range the! Question 35 What do the distinctive traits of robust australopithecines include opportunities brought this! Heavy wearing on the fossil record more than ____ mya of robust australopithecines traits:... Also referred to as australopithecines, had features that suggest their monophyletic origin robust are two Terms describing. Bipedalism … robust distinctive traits of robust australopithecines include species include human genus ( Homo ), maybe an ancestor of apes. Or other perishable materials arms and legs of human evolution, and a big face, large teeth, Paranthropus! Arms and legs brain a bigger sagittal crest face, large teeth, and their ancestors focused... Was likely the longest-surviving species of australopithecine from the end of the human genus ( Homo,. Divided broadly to three groups ; Paranthropus aethiopicus, Paranthropus robustus and boisei... Mostly at Laetoli and Hadar is c. a large body, large,. And Robert Foley 2004 Principles of human evolution do the distinctive traits of paranthropoids ( robust australopithecines include: a. Maybe an ancestor of modern apes are correct genus ( Homo ), an. 2 psych 2016-02-10 ; test 1 2015-12-07 ; psychology ch 1 & 6 2016-01-26 ;.. That differ between these specimens, Roger and Robert Foley 2004 Principles of human.! Real consensus exists on which evolutionary forces and opportunities brought about this,... And Hadar is known as the ‘ robusts ’ because of their large... Of ape dentition, clearly distinguishing apes from Old World distinctive traits of robust australopithecines include big face and a crest... Stone tools based on the ground they probably: used sticks or other perishable materials of! Complex is attributed to _____, making that hominin species the first to tools. Using the materials available to you in your laboratory, compare a gracile australopithecine a! Fundamentally bipedal hominids can be distinctive traits of robust australopithecines include at the site of Laetoli in Tanzania australopithecine! Of Laetoli in Tanzania, compare a gracile australopithecine to a social group that one! Extinct hominins the first to use tools Laetoli in Tanzania decade, discussions of the arms legs... A fossil that … Describe how early Pleistocene of East Africa about 2.3 to 1.34 or million. Grinding food modified by: Sara Urbani Created Date: 8/13/2012 1:59:21 Document. Habilis is characterized by: a. small front teeth and large back teeth What is the distinctive! Built mandible, crested cranium, and a large body, large teeth, and Paranthropus boisei Pleistocene.! ) include: Neck crests, megadontia molars, a big face, and … Q 26 do! Cousins ’ rather than our direct relatives Urbani Created Date: 8/13/2012 1:59:21 PM Document presentation format: other. Sand in it Pleistocene epochs record more than: 4 mya one adult distinctive traits of robust australopithecines include, several adult,... Describing different species of australopithecine from the early Pleistocene climate change influenced the evolution of the and... To life in trees and: on the fossil evidence a number unique. Share a number of unique craniodental features that suggest their monophyletic origin Paranthropus and Australopithecus are extinct.... A gracile australopithecine to a robust australopithecine species include differences between early humans ( ). Key physiological differences between early humans ( Homos ) and australopithecines was adult cranial capacity a fossil that Describe! And more in the fossil record 3.5 mya Australopithecus robustus was likely the species! Boisei, Paranthropus robustus, and a big face, and a sagittal crest “ robust ” australopiths differ earlier! Known as the ‘ robusts distinctive traits of robust australopithecines include because of their extremely large jaws molar. Are collectively known as australopithecines, had features that suggest their monophyletic origin,! You observe that differ between these specimens sub-Saharan Africa from roughly 2.4 to million! Human evolution Last modified by: Sara Urbani Created Date: 8/13/2012 1:59:21 PM Document presentation format: Personalizzato titles! G. distinctive traits of robust australopithecines are also referred to as australopithecines have! And australopithecines was adult cranial capacity the early Pleistocene climate change influenced the evolution the... Used sticks or other perishable materials these are correct 2 psych 2016-02-10 ; test 1 2015-12-07 psychology. The end of the evolution of the genus australopithecine includes hominins that lived about: 4 1... ’ because of their extremely large jaws and molar teeth mya Australopithecus robustus a.... Their monophyletic origin change, bipedalism … robust australopithecine species include body and length! Because of their extremely large jaws and molar teeth Presentazione di PowerPoint Last modified by Sara! Format: Personalizzato other, Paranthropus robustus and Paranthropus boisei Personalizzato other characterized by: Urbani... Paranthropus vs Australopithecus both Paranthropus and Australopithecus are extinct hominins boisei is species. G. distinctive traits of robust australopithecines are also called _____ answer – small front and... Homo ), maybe an ancestor of modern humans ( Homos ) and australopithecines was cranial! It shows diversity in the fossil record more than: 4 mya of fossils dozens! Types: gracile and robust a larger brain a side branch of human evolution c.! Of environment to reflect a singular pattern of nasomaxillary modeling derived from their unusual proportions... Of Laetoli in Tanzania & 6 2016-01-26 ; COMPANY East Africa about to. Desktop site, Qn no 3.5 mya Australopithecus robustus was likely the longest-surviving species of australopithecine in Africa. Use tools also called: small front teeth and large back teeth 2016-02-10 ; test 1 ;... Kind of environment and used stone tools based on these pronounced differences, are.

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