No spiracles were found on the body of the larvae.
From theCambridge English Corpus
Open spiracles occur on the prothorax and first eight abdominal segments.
From theCambridge English Corpus
The bases of the setae are no longer distinct but the spiracles appear as a lateral row of brownish spots.
From theCambridge English Corpus
Internally they are hollowed out to form a small cavity, on either side of which lies one of the spiracles.
From theCambridge English Corpus
There were no eyes, antennae or spiracles and the body segments were, for the most part, indistinct.
From theCambridge English Corpus
The setae near the first and the eighth abdominal spiracles have at their bases an incomplete encircling dark ring.
From theCambridge English Corpus
There was no indication of eyes, antennae or spiracles.
From theCambridge English Corpus
The tracheal system of the final instar larva is fully formed, bearing seven pairs of spiracles.
From theCambridge English Corpus
The spiracles are extremely narrow, almost linear.
From theCambridge English Corpus
A lateral longitudinal keel-like ridge occurs on abdominal segments 1-8 just ventral to the spiracles, becoming extremely prominent as the respiratory contractions of the larva take place.
From theCambridge English Corpus
Again no spiracles were found.
From theCambridge English Corpus
Peritreme of thoracicspiracleoval; in the abdominal spiracles the paired air-tubes are not longer than the circular peritreme, in the thoracic spiracle much shorter.
From theCambridge English Corpus
They can be recognized by the single pair of spiracles positioned laterally on the body.
From
Wikipedia
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Air enters through a pair of spiracles located behind the last pair of legs, on the opisthosoma.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
The prothoracic and last abdominal spiracles larger than the rest (fig. 6, d, e).
From theCambridge English Corpus
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This example is from Wikipedia and may be reused under a CC BY-SA license.