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单词 proturan
释义

proturanadj.n.

Brit. /prəʊˈtjʊərən/, /prəʊˈtʃʊərən/, U.S. /proʊˈt(j)ʊr(ə)n/
Forms: also with capital initial.
Origin: Formed within English, by derivation. Etymons: Protura n., -an suffix.
Etymology: < Protura n. + -an suffix.
Entomology.
A. adj.
Of, relating to, or designating (insects of) the order Protura.
ΚΠ
1919 Amer. Naturalist 53 177 The first insects to be evolved possibly were of types resembling both the proturan forms and the campodeoid forms.
1940 Ann. Entomol. Soc. Amer. 33 502 The proturan mouth parts are..similar in their position and general relationships to those of the apterygotan group Entotropha.
1996 Jrnl. Paleontol. 70 440/1 Other arthropods proliferate segments in front of ‘telson’ (e.g., a proturan insect).
B. n.
An insect of the order Protura.
ΚΠ
1922 Science 30 June 706/2 The writer has been fortunate enough to encounter Proturans in large numbers and in considerable diversity.
1961 J. L. Cloudsley-Thompson & J. Sankey Land Invertebr. i. 20 (in figure) Some insect types... A booklouse... An Anopluran louse... A Proturan.
2000 C. Tudge Variety of Life ii. x. 296 Proturans are ultimately humble: eyeless, whitish, and never larger than 2 millimetres.
This is a new entry (OED Third Edition, September 2007; most recently modified version published online March 2022).
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adj.n.1919
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