paracone
(ˈpærəkəʊn)
[f. para-1 + cone n.1]
An external cusp on the front, outer corner of a mammalian upper molar tooth.
| 1888 H. F. Osborn in Amer. Naturalist XXII. 1072 (table) Proposed terms... Paracone. 1896 Proc. Zool. Soc. 563 The first two upper molars [of the hedgehog] are..provided with two well-developed external cones, the paracone and metacone. 1922 W. K. Gregory Origin & Evolution Human Dentition i. 74 It seems very likely that the high apex of the upper-molar crowns [in the marsupial mole] is really the paracone. 1934 W. E. Le Gros Clark Early Forerunners of Man iv. 71 The premolars of a generalized mammal would be of simple form with a single pointed cusp which in the upper teeth is called the paracone and in the lower the protoconid. 1971 W. A. Clemens in A. A. Dahlberg Dental Morphol. & Evolution x. 187 The paracone and metacone of Cretaceous marsupials were maintained at approximately equal height. |