| 21. | The shoes were designed with a wing venation pattern like the mayfly and were also said to have a finite lifetime.
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| 22. | Structural characters derived from the genitalia, wing venation, sphragis and foretibial epiphysis are more, but not entirely reliable.
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| 23. | Both families have unusual and distinctive wing venation by which they can be easily recognized, in addition to other features.
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| 24. | Areas of the " Ulteramus " wing venation are similar to members of the pamphiliid subfamilies Pamphiliinae and Cephalciinae.
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| 25. | Tabanid identification is based mostly on adult morphological characters of the head, wing venation, and sometimes the last abdominal segment.
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| 26. | The quadrilateral ( a part of the wing venation, close to the body ) has an acute angle at the end.
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| 27. | They are characterized by their long and slender wings, and the transverse shape of the discoidal triangles in their wing venation.
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| 28. | The wing membrane is almost entirely transparent ( hyaline ) and whitish, while the wing venation is mostly brown-yellow.
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| 29. | Members of the family Ichneumonidae are usually larger than members of the Braconidae, and are distinguished primarily by details of wing venation.
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| 30. | The plumose ( feathery ) arista, bristling of the head and thorax, and wing venation are characters used to diagnose the family.
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