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Loxisonia

Gastropoda - Murchisoniina - Murchisoniidae

Taxonomy
Loxisonia was named by Batten (1985) [Sepkoski's age data: P Leon P Guad Sepkoski's reference number: 797].

It was corrected as Loxosonia by Wagner (2017).

It was assigned to Gastropoda by Frýda (2000); to Archaeogastropoda by Sepkoski (2002); and to Murchisoniidae by Batten (1985) and Wagner (2017).

Synonymy list
YearName and author
1985Loxisonia Batten p. 10
2000Loxosonia Frýda p. 369
2002Loxisonia Sepkoski, Jr.
2017Loxosonia Wagner

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassOrthogastropoda
orderMurchisoniina
superfamilyMurchisonioidea()
familyMurchisoniidae
genusLoxisonia

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
R. L. Batten 1985Moderately high-spired, fusiform shells with a selenizone located near the suture on the upper whorl surface; whorls elongate, rounded; sutures embrace whorls below the rounded peripheral region; selenizone margins sharply defined by narrow grooves; ornament, ifpresent, consists ofcollabral ribs or threads, is more developed on the outer whorl face; columellar lip reflexed into a narrow funicle or callus; siphonal canal is short and shallow.