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单词 urostyle
释义

urostylen.

Etymology: < uro- comb. form2 + Greek στῦλος pillar.Previous versions of the OED give the stress as: ˈurostyle.
Biology.
The posterior unsegmented portion of the vertebral column in certain fishes and amphibians.
ΘΚΠ
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
1875 T. H. Huxley & H. N. Martin Course Elem. Biol. 183 The commencement of the canal of the urostyle.
1875 T. H. Huxley & H. N. Martin Course Elem. Biol. 204–6.
1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 433 A long dagger-shaped bony piece..ordinarily known as the urostyle.
1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 94 The last or terminal caudal vertebra..has the centrum prolonged into the urostyle.
This entry has not yet been fully updated (first published 1926; most recently modified version published online March 2022).
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n.1875
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