holopneustic

Etymology
From and.

Adjective

 * 1)  in tracheal systems, properly: having all ten pairs of spiracles functional, as occurs in the caterpillar larvae of some . Loosely applied also to insects (properly termed hemipneustic) in which most, but not all, spiracles are functional.
 * 2) * 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  and some.

Related terms

 * apneustic
 * amphipneustic
 * hemipneustic
 * metapneustic
 * peripneustic
 * propneustic