amphipneustic
adjective
am·phi·pneus·tic
¦amfə¦n(y)üstik,
-ˌfip¦n-
1
of some amphibians
: having both gills and lungs throughout life
2
of an insect larva
: having the first and last pair of spiracles functional
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Merriam-Webster unabridged
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