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Agatrix (nutmeg)

Gastropoda - Neogastropoda - Cancellariidae

Taxonomy
Agatrix was named by Petit (1967) [Sepkoski's age data: T Ol-l R Sepkoski's reference number: 852]. It is extant. Its type is Cancellaria agassizii.

It was assigned to Cancellariidae by Petit (1967), Petit (1970), Petit (1976), Jung and Petit (1990) and Todd (2001); and to Neogastropoda by Sepkoski (2002).

Synonymy list
YearName and author
1967Agatrix Petit p. 218
1970Agatrix Petit p. 85
1976Agatrix Petit p. 38
1990Agatrix Jung and Petit p. 115
2001Agatrix Todd
2002Agatrix Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassProsobranchiaMilne-Edwards 1848
superorderCaenogastropodaCox 1959
orderNeogastropodaThiele 1929
superfamilyCancellarioideaGray 1853
familyCancellariidaeGray 1853
genusAgatrix

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.

Diagnosis
ReferenceDiagnosis
P. Jung and R. E. Petit 1990SheW small, tabulate. Sculpture cancellate. Suture impressed behind a rounded shoulder. Aperture ovate-trigonal. Urate within. Stromboid notch distinct. Columella sloping or concave with three folds, the abapical one forming the edge ofa short but distinct
siphonal canal. A thin parietal callus becomes shield like abapically and extends over the umbilical chink.