holopneustic

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. in tracheal systems, properly: having all ten pairs of spiracles functional, as occurs in the caterpillar larvae of some Hymenoptera. Loosely applied also to insects (properly termed hemipneustic) in which most, but not all, spiracles are functional. not-comparable
    — 1964 O.W. Richards & R.G. Davies A general textbook of entomology pub. Methuen The Holopneustic Respiratory System... is the most primitive arrangement found in living insects, 10 pairs of functional spiracles being present, on the first 8 abdominal segments, the metathorax and either the prothorax or the mesothorax. It is characteristic of the nymphs and imagines of many orders and of the larvae of the Bibionidae (Diptera) and some Hymenoptera.

词源

From ὅλος (hólos, “entire, whole”) and πνευστικός (pneustikós).
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