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单词 pulmograde
释义

pulmograden.adj.

Origin: Formed within English, by compounding; perhaps modelled on a French lexical item, or perhaps modelled on a Latin lexical item. Etymons: pulmo- comb. form, -grade comb. form.
Etymology: < pulmo- comb. form + -grade comb. form, after French pulmogrades, plural noun (1839 or earlier) or its etymon scientific Latin Pulmograda, former group name ( H. M. D. de Blainville Man. d'actinologie (1834) I. 271), so called in allusion to the motion of a swimming jellyfish, which resembles that of a lung, creating a flow of oxygenated water over the body surface.
Zoology. Obsolete.
A. n.
A member of the former group Pulmograda, including most medusoid coelenterates (jellyfishes).
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [noun] > class Hydrozoa > member of
pulmograde1841
pulmonigrade1846
hydrozoan1877
hydrozoon1877
1841 Penny Cycl. XIX. 120/2 Not the least curious part of the generative system and economy of the Pulmogrades is the marsupial apparatus in certain species.
1843 R. Owen Lect. Compar. Anat. Invertebr. Animals ix. 106 These Acalephæ, which swim by the contraction of this muscular and vascular margin of their body-disc, have been termed ‘Pulmogrades’.
B. adj.
Of or relating to the former group Pulmograda.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [adjective] > of class Hydrozoa
pulmograde1848
hydrozoic1869
hydrozoal1870
hydrozoan1889
1848 E. Forbes Naked-eyed Medusæ 75 The affinities of the Pulmograde Acalephæ.
1876 H. A. Nicholson Man. Zool. xi. 110 It appears..that amongst the old Pulmograde Acalephæ, or amongst what would commonly be called Jelly-fishes, we have the following distinct sets of beings.
This entry has been updated (OED Third Edition, September 2007; most recently modified version published online June 2020).
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n.adj.1841
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