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单词 podotheca
释义

podothecan.

Brit. /ˌpɒdə(ʊ)ˈθiːkə/, U.S. /ˌpɑdəˈθikə/
Origin: Formed within English, by compounding. Etymons: podo- comb. form, theca n.
Etymology: < podo- comb. form + theca n.
1. Entomology. The part of the integument of the pupa that covers a leg. Obsolete. rare.
ΚΠ
1826 W. Kirby & W. Spence Introd. Entomol. III. xxxi. 250 The breast (pectus)..from which proceed the wing-cases (Ptero-theca) and leg-cases (Podo-theca).
1890 Cent. Dict. Podotheca,..2. In entom., a leg-case, or that part of the integument of a pupa covering a leg.
2. Ornithology. The integument of the unfeathered parts of the leg and toes of a bird.
ΘΚΠ
the world > animals > reptiles > [noun] > parts of
atterc1000
fingera1398
spear1608
pecten1713
supraciliary1838
postocular1856
patagium1857
podotheca1864
pretemporal1866
keeled scale1870
postnasal1871
prenasal1886
supracoracoid1897
hedonic gland1901
guanophore1924
chorio-allantois1933
the world > animals > birds > parts of or bird defined by > [noun] > legs > covering or parts of
kneec1450
wrist-jointa1836
ambiens1856
podotheca1864
the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [noun] > leg(s) > podotheca
podotheca1864
1864 E. Coues in Proc. Acad. Nat. Sci. Philadelphia 82 The very long tarsi present the remarkable feature of having their anterior and lateral aspects covered with one smooth unbroken podotheca or ‘boot’.
1893 A. Newton et al. Dict. Birds: Pt. II 511 The podotheca or covering of the tarsus.
1959 J. Van Tyne & A. J. Berger Fund. Ornithol. 47 The unfeathered sheath (podotheca) of the tarsometatarsus may be: scutellate (with large scalelike segments) [etc.].
2001 Jrnl. Field Ornithol. 72 276 Gadwalls..exhibit two types of severe foot damage, one manifested by..necrosis, which results in deformed and eroded webs and, in extreme cases, loss of podotheca and toes.

Derivatives

podoˈthecal adj.
ΘΚΠ
the world > animals > reptiles > [adjective] > of parts of
septomaxillary1868
supracoracoid1870
podothecal1890
chorio-allantoic1929
the world > animals > birds > parts of or bird defined by > [adjective] > of legs > of parts of
schizothecal1884
podothecal1890
the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [adjective] > of leg(s) > relating to podotheca
podothecal1890
1890 Cent. Dict. Podothecal, sheathing or investing the foot; of or pertaining to a podotheca.
1903 Amer. Naturalist 37 719 Careful examination of the opposed surfaces of the bones composing the outer and middle toes, show the effect of their being so long strapped together in a common podothecal sheath.
1918 B. F. Kaupp Anat. Domest. Fowl 118 [The gastrocnemius] terminates in a broad, flat tendon which..merges into the podothecal sheath.
1990 Zoomorphology 109 281 An analysis of the biomechanics involved in engaging the elements of the [tendon-locking mechanism]..includes a consideration of the roles of the podothecal pads.
This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).
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n.1826
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