paraconen.
/ˈparəkəʊn/, U.S. /ˈpɛrəˌkoʊn/ Zoology.
A cusp on the anterior buccal corner of a mammalian upper molar tooth.
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the world > animals > mammals > [noun] > parts of > (parts of) teeth
heel1833
metacone1888
metaconid1888
metaconule1888
paracone1888
paraconid1888
protocone1888
protoconid1888
protoconule1888
mesostyle1892
talonid1897
1888 H. F. Osborn in Jrnl. Acad. Nat. Sci. Philadelphia 9 242 The primitive cone may be called the protocone; upon the anterior and posterior slopes of which appear, respectively, the paracone and metacone.
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. & Evol. x. 187 The paracone and metacone of Cretaceous marsupials were maintained at approximately equal height.
1990 Jrnl. Zool. 222 588 There are wear facets on the lingual surfaces of the paracone and the metastylar blade.
This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022).
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n.1888