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Amathina tricarinata
Taxonomy
Patella tricarinata was named by Linnaeus (1767). It is extant.
It was recombined as Amathina tricarinata by Gray (1842) and Tan and Low (2014).
It was recombined as Amathina tricarinata by Gray (1842) and Tan and Low (2014).
Synonymy list
Year | Name and author |
---|---|
1767 | Patella tricarinata Linnaeus p. 1259 |
1842 | Amathina tricarinata Gray p. 63 |
2014 | Amathina tricarinata Tan and Low pp. 10-12 fig. 1–3 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Amathina tricarinata Linnaeus 1767
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Diagnosis
Reference | Diagnosis | |
---|---|---|
S. K. Tan and M. E. Y. Low 2014 | The following diagnosis is based on specimens from Singapore and Ponder (1987). Shell thin but solid, cap-shaped, to about 25 mm in shell length; apex incurved, shell whorl rapidly expanding, slightly dextrally orientated; exterior ornamented with three prominent raised spiral ribs that may extend beyond the anterior edge as claw-like processes; posterior end with numerous inconspicuous ribs radiating from the apex. Shell white, covered with straw to brown periostracum in living and freshly dead specimens; periostracum often absent on ribs leaving them white. |