Info
Phorcus lineatus (da Costa, 1778)
The size of the shell varies between 10 mm and 35 mm. The very thick and solid imperforate shell is subperforate in the young. It has a globose-conic shape. It is dull grayish, densely marked all over with very numerous fine flexuous or zigzag braided purplish-black lines. The spire is conic. The 6 to 7 whorls are convex. The apex is usually eroded and orange-colored.
Similar to Phorcus turbinatus (diverse by coluor patterns).
Synonymised names:
Monodonta lineata (da Costa, 1778)
Monodonta lugubris Lamarck, 1822 (dubious synonym)
Osilinus lineatus (da Costa, 1778)
Trochocochlea obstricta Locard, 1904
Trochus crassus Pulteney, 1799 (synonym)
Trochus lineatus da Costa, 1778
The size of the shell varies between 10 mm and 35 mm. The very thick and solid imperforate shell is subperforate in the young. It has a globose-conic shape. It is dull grayish, densely marked all over with very numerous fine flexuous or zigzag braided purplish-black lines. The spire is conic. The 6 to 7 whorls are convex. The apex is usually eroded and orange-colored.
Similar to Phorcus turbinatus (diverse by coluor patterns).
Synonymised names:
Monodonta lineata (da Costa, 1778)
Monodonta lugubris Lamarck, 1822 (dubious synonym)
Osilinus lineatus (da Costa, 1778)
Trochocochlea obstricta Locard, 1904
Trochus crassus Pulteney, 1799 (synonym)
Trochus lineatus da Costa, 1778