hypoconulidn.
/hʌɪpəʊˈkəʊnjuːlɪd/ Zoology.
An intermediate cusp between the principal ones on the heel of a mammalian lower molar tooth.
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the world > life > the body > digestive or excretive organs > digestive organs > mouth > substance or parts of teeth > [noun] > crown and parts
mensa1684
crown1733
cusp1849
face1872
hypocone1888
hypoconid1888
tritocone1896
hypoconulid1897
talon1898
1897 H. F. Osborn in Amer. Naturalist 31 1002 The talonid widened into a basin-like shelf supporting an outer cusp, the ‘hypoconid’; an intermediate cusp, the ‘hypoconulid’, and an inner cusp, the ‘entoconid’.
1897 H. F. Osborn in Amer. Naturalist 31 1003 Why notice such a detail as the posterior intermediate cusp or hypoconulid?
1933 A. S. Romer Vertebr. Paleontol. xii. 248 A hypoconulid may also appear in the heel.
1972 Nature 24 Mar. 180/1 Oligopithecus as well as the other Fayum catarrhines share the distinct lingually placed and somewhat prominent hypoconulid.
This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2018).
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