supracleithrumn.
/ˌsuːprəˈklʌɪθrəm/, /ˌsjuːprəˈklʌɪθrəm/, U.S. /ˌsuprəˈklaɪθrəm/ Zoology.
In some fishes and amphibians: a bone of the pectoral girdle situated dorsal to the cleithrum.
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the world > animals > fish > parts of fish > [noun] > bones (various types of)
grate1481
pharyngeal1791
suboperculum1818
supratemporal1834
shackle-joint1837
mastoid1840
wrist1840
mastoid bone1841
subopercular1841
mesotympanic1846
suprascapula1846
hypobranchials1848
hypotympanic1848
urohyal1848
radius1854
epicentral1866
pterotic1866
mesocoracoid1868
supraclavicle1868
precoracoid1869
symplectic1870
hypural1871
mesopterygoid1871
post-temporal1871
postclavicle1872
brachial1873
urostyle1875
hypercoracoid1876
admaxillary1885
intercalarium1887
palatopterygoquadrate1888
subtectal1888
Weberian apparatus1889
Weberian ossicles1889
radial1890
supracleithrum1903
the world > animals > amphibians > [noun] > member of (amphibian) > parts of
tarsus1676
lateral line1740
sideline1769
fat-body1868
pylangium1874
urostyle1875
supracoracoid1897
hedonic gland1901
supracleithrum1903
prepubis1931
1903 Bull. Amer. Mus. Nat. Hist. 19 56 The supracleithrum is large, about 160 mm. long and 50 mm. or more wide.
1949 A. S. Romer Vertebr. Body vii. 179 Above each cleithrum there are usually additional elements—typically a supracleithrum and post-temporal, and sometimes other bones as well.
2007 Jrnl. Vertebr. Paleontol. 27 841/2 An elongate piece of bone belonging to a possible supracleithrum, a heavily ossified, large cleithrum, and dorsal and ventral postcleithra can be identified.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
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n.1903