nautiloidn.adj.

Brit.

/ˈnɔːtᵻlɔɪd/,

/ˈnɔːtl̩ɔɪd/, U.S.

/ˈnɔdlˌɔɪd/,

/ˈnɑdlˌɔɪd/

Forms: Plural 1700s nautiloides, 1800s– nautiloids.

Origin: Formed within English, by derivation. Etymons: nautilus n., -oid suffix.

Etymology: < nautilus n. + -oid suffix.

A. n.

A mollusc resembling a chambered nautilus; (Zoology) a cephalopod of the subclass Nautiloidea, having a many-chambered external shell with simple septa. Also: a fossil formed from the shell of such a mollusc.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Cephalopoda > [noun] > order Tetrabranchiata > family Nautilidae > member of

sailer1668

sail-shell?1711

nautiloida1728

pearl snail1731

sailor1776

pearly nautilus1800

a1728 J. Woodward Attempt Nat. Hist. Fossils Eng. (1729) ii. 24 Two Nautiloides, or Bodies form'd in Shells of the Nautilus.

1883 Proc. Boston Soc. Nat. Hist. 297 This is..applicable to all the families of Nautiloids in which the annular lobes appear.

1912 Brit. Mus. Return in Parl. Papers LXVI. 703 The Carboniferous Nautiloids are being arranged in table-case 2.

1946 H. Woods Palæontol. Invertebr. (ed. 8) 335 The most primitive of the Ammonoids..differs but little from some Silurian Nautiloids.

1961 J. Stubblefield Davies's Introd. Palaeontol. (ed. 3) iv. 120 The phragmocone when found alone is apt to be mistaken for an Orthocone nautiloid with a marginal siphuncle.

2000 C. Tudge Variety of Life ii. vii. 244 Taken all in all, nautiloids put up a good show of being primitive.

B. adj.

Resembling a chambered nautilus in form; (Zoology) of, relating to, or characteristic of the subclass Nautiloidea.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Cephalopoda > [adjective] > belonging to order Tetrabranchiata > relating to the nautili > having form of nautilus

nautiloid1847

nautiliform1896

1847 in Webster's Amer. Dict. Eng. Lang. Nautiloid.

1851 T. Wright & G. F. Richardson Introd. Geol. (new ed.) viii. 222 The..structure of their shell, many of which resemble those of the nautiloid molluscs.

1881 W. B. Carpenter Microscope 546 We find in the nautiloid spire a tendency to pass..into the cyclical mode of growth.

1947 Philos. Trans. (Royal Soc.) 232 483 Naef..considered that the ancestral gastropod was free-swimming and nautiloid in form.

1991 N. Eldredge Fossils ii. 36 Life fairly teemed in those Devonian tropical seas, with..clams, snails, nautiloid and ammonoid cephalopods [etc.].

This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).

单词	nautiloid
释义	nautiloidn.adj. Brit. /ˈnɔːtᵻlɔɪd/, /ˈnɔːtl̩ɔɪd/, U.S. /ˈnɔdlˌɔɪd/, /ˈnɑdlˌɔɪd/ Forms: Plural 1700s nautiloides, 1800s– nautiloids. Origin: Formed within English, by derivation. Etymons: nautilus n., -oid suffix. Etymology: < nautilus n. + -oid suffix. A. n. A mollusc resembling a chambered nautilus; (Zoology) a cephalopod of the subclass Nautiloidea, having a many-chambered external shell with simple septa. Also: a fossil formed from the shell of such a mollusc. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Cephalopoda > [noun] > order Tetrabranchiata > family Nautilidae > member of sailer1668 sail-shell?1711 nautiloida1728 pearl snail1731 sailor1776 pearly nautilus1800 a1728 J. Woodward Attempt Nat. Hist. Fossils Eng. (1729) ii. 24 Two Nautiloides, or Bodies form'd in Shells of the Nautilus. 1883 Proc. Boston Soc. Nat. Hist. 297 This is..applicable to all the families of Nautiloids in which the annular lobes appear. 1912 Brit. Mus. Return in Parl. Papers LXVI. 703 The Carboniferous Nautiloids are being arranged in table-case 2. 1946 H. Woods Palæontol. Invertebr. (ed. 8) 335 The most primitive of the Ammonoids..differs but little from some Silurian Nautiloids. 1961 J. Stubblefield Davies's Introd. Palaeontol. (ed. 3) iv. 120 The phragmocone when found alone is apt to be mistaken for an Orthocone nautiloid with a marginal siphuncle. 2000 C. Tudge Variety of Life ii. vii. 244 Taken all in all, nautiloids put up a good show of being primitive. B. adj. Resembling a chambered nautilus in form; (Zoology) of, relating to, or characteristic of the subclass Nautiloidea. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Cephalopoda > [adjective] > belonging to order Tetrabranchiata > relating to the nautili > having form of nautilus nautiloid1847 nautiliform1896 1847 in Webster's Amer. Dict. Eng. Lang. Nautiloid. 1851 T. Wright & G. F. Richardson Introd. Geol. (new ed.) viii. 222 The..structure of their shell, many of which resemble those of the nautiloid molluscs. 1881 W. B. Carpenter Microscope 546 We find in the nautiloid spire a tendency to pass..into the cyclical mode of growth. 1947 Philos. Trans. (Royal Soc.) 232 483 Naef..considered that the ancestral gastropod was free-swimming and nautiloid in form. 1991 N. Eldredge Fossils ii. 36 Life fairly teemed in those Devonian tropical seas, with..clams, snails, nautiloid and ammonoid cephalopods [etc.]. This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022). < n.adj.a1728
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