| 41. | The forewings are grey, covered with minute black striae edged with light brown.
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| 42. | The operculum is calcareous, ornamented with striae which are concentric to the nucleus.
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| 43. | Striae ( furrows ) on the anterior surface form an inverted V-shape.
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| 44. | Stretch marks ( striae distensae ) may appear on the skin in these areas.
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| 45. | The longitudinal striae of growth are numerous, very fine, and slightly apparent.
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| 46. | The interstices look pitted on account of the elevated incremental striae that cross them.
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| 47. | The forewings are white with brown transverse striae.
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| 48. | The hindwings are greyish brown with transverse striae.
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| 49. | There are broad black striae on the forewings.
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| 50. | The forewings are reddish brown with fine striae.
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