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Amathina tricarinata

Gastropoda - Heterostropha - Amathinidae

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).

Synonymy list
YearName and author
1767Patella tricarinata Linnaeus p. 1259
1842Amathina tricarinata Gray p. 63
2014Amathina tricarinata Tan and Low pp. 10-12 fig. 1–3

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
orderHeterostropha()
RankNameAuthor
infraclassEuthyneura(Spengel 1881)
TectipleuraSchrödl et al. 2011
PanpulmonataJörger et al. 2010
superorderPylopulmonataTeasdale 2017
superfamilyPyramidelloidea(Gray 1840)
familyAmathinidaePonder 1987
genusAmathinaGray 1847
speciestricarinata(Linnaeus 1767)

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
ReferenceDiagnosis
S. K. Tan and M. E. Y. Low 2014The 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.