| 1. | It began with general advice which is thus summarized by Columella:
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| 2. | The labral teeth are reddish brown and white towards the columella.
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| 3. | It contains ten or eleven columella is straight and somewhat thickened.
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| 4. | The deposit on the body whorl and columella is very slight.
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| 5. | It contains about nine columella is strong and attenuated in front.
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| 6. | The columella is smooth and shows two guttules at the base.
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| 7. | The columella and inferior surface of the whorls are entirely covered.
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| 8. | The columella, which is arcuated and folded at its base.
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| 9. | It is usually eroded at the columella has a pearly callus.
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| 10. | The columella is strong, and provided with a strong fasciole.
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