| 11. | The shell contains six varix is well developed.
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| 12. | A ruptured varix is considered a medical emergency, because varices can bleed a lot.
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| 13. | The shell contains 10 varix, indicating a previous resting stage with developed outer lip.
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| 14. | It contains six rounded varix is slight.
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| 15. | Aperture is open, without varix.
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| 16. | It contains six varix is massive.
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| 17. | It contains 5?varix is slight.
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| 18. | The most primitive varix as in ( " Murex " ) and many of the Ranellidae.
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| 19. | The shell contains 7 varix which, rising above the suture, fills an intervariceal space on the preceding whorl.
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| 20. | Species in this genus are characterized by an incised varix, a protrusion on the back of the body whorl.
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