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单词 epimeron
释义

epimeronn.

/ɛpɪˈmɪərən/
Forms: Plural epimera.
Etymology: < Greek ἐπί upon + μηρός thigh.
Anatomy.
That part of the lateral wall of a somite of a crustacean which is situated between the articulation of the appendage and the pleuron. Also in Insecta (see quot. 1964).
ΚΠ
1868 A. S. Packard Guide to Study of Insects 9 The episternum is situated between the epimerum and sternum.]
1872 H. A. Nicholson Man. Palæontol. 146 The superior arc is completed by two lateral pieces..which are termed the ‘epimera’.
1880 T. H. Huxley Crayfish iv. 143.
1895 J. H. Comstock & A. B. Comstock Man. Study Insects xxi. 502 The first of these [sclerites] is the episternum, the second is the epimeron.
1925 A. D. Imms Gen. Textbk. Entomol. i. 23 The pleuron consists of an anterior sclerite or episternum and a posterior sclerite or epimeron.
1964 R. M. Fox & J. W. Fox Introd. Compar. Entomol. ii. 53 The principal pleural sclerites of each segment are the episternum, lying anterior to the legs, and the epimeron, above and behind the leg bases.
This entry has not yet been fully updated (first published 1891; most recently modified version published online June 2018).
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n.1872
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