Metathorax definition

mĕtə-thôrăks
metathorax metathorax
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The hindmost of the three divisions of the thorax of an insect, bearing the third pair of legs and the second pair of wings.
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The hindmost of the three segments of an insect thorax.
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The hindmost of the three divisions of the thorax of an insect, bearing the third pair of legs and the second pair of wings.
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The hindmost of the three sections of the thorax of an insect.
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Metathorax Sentence Examples

  • The number of spiracles is greatly reduced; in the adult a pair is present on the mesothorax, sometimes also a pair on the metathorax, and there is always a pair on the first and another pair on the eighth abdominal segment.

  • On account of the great extension of the metathorax and the haunches of the large hindlegs, the first abdominal sternite is wanting, and the second is - the stylets.

  • The males are very small, free-flying insects with the prothorax, mesothorax and elytra greatly reduced, the latter appearing as little, twisted strips, while the metathorax is relatively large, with its wings broad and capable of longitudinal folding.

  • Two pairs of wings are present in the vast majority of insects, borne respectively on the mesothorax and metathorax.

  • First abdominal segment united to metathorax.

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