primitive molar tooth

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• digestive system, human — Introduction  the system used in the human body for the process of digestion. The human digestive system consists primarily of the digestive tract (alimentary canal), or the series of structures and organs through which food and liquids pass… …   Universalium

• ridge — 1. A (usually rough) linear elevation. SEE ALSO: crest. 2. In dentistry, any linear elevation on the surface of a tooth. 3. The remainder of the alveolar process and its soft …   Medical dictionary

• paraconid — The mesiobuccal cusp of a lower molar tooth. * * * para·co·nid .par ə kō nəd n the cusp of a primitive lower molar that corresponds to the paracone of the upper molar and that in higher forms is the anterior and internal cusp * * * para·co·nid… …   Medical dictionary

• paracone — The mesiobuccal cusp of an upper molar tooth. [para + G. konos, cone] * * * para·cone par ə .kōn n the anterior of the three cusps of a primitive upper molar that in higher forms is the principal anterior and external cusp * * * para·cone… …   Medical dictionary

• line — 1. A mark, strip, or streak. In anatomy, a long, narrow mark, strip, or streak distinguished from the adjacent tissues by color, texture, or elevation. SEE ALSO: linea. 2. A unit of …   Medical dictionary

• protocone — The mesiolingual cusp of an upper molar tooth in a mammal. [proto + G. konos, cone] * * * pro·to·cone prōt ō .kōn n the central of the three cusps of a primitive upper molar that in higher forms is the principal anterior and internal cusp * * *… …   Medical dictionary

• Anthropology and Archaeology — ▪ 2009 Introduction Anthropology       Among the key developments in 2008 in the field of physical anthropology was the discovery by a large interdisciplinary team of Spanish and American scientists in northern Spain of a partial mandible (lower… …   Universalium

• primate — primatal, adj., n. primatial /pruy may sheuhl/, primatical /pruy mat i keuhl/, adj. /pruy mayt/ or, esp. for 1, /pruy mit/, n. 1. Eccles. an archbishop or bishop ranking first among the bishops of a province or country. 2. any of various… …   Universalium

• Mesozoic mammals of Madagascar — Several mammals are known from the Mesozoic of Madagascar. The Bathonian (middle Jurassic) Ambondro, known from a piece of jaw with three teeth, is the earliest known mammal with molars showing the modern, tribosphenic pattern that is… …   Wikipedia

• perissodactyl — perissodactylous, adj. /peuh ris oh dak til/, adj. 1. having an uneven number of toes or digits on each foot. n. 2. any mammal of the order Perissodactyla, comprising the odd toed hoofed quadrupeds and including the tapirs, rhinoceroses, and… …   Universalium

• Carnivora — Taxobox name = Carnivora fossil range = Paleocene to Recent image width = 190px image caption = American Badger regnum = Animalia phylum = Chordata classis = Mammalia infraclassis = Eutheria superordo = Laurasiatheria ordo = Carnivora ordo… …   Wikipedia