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Testallium

Gastropoda - Neogastropoda - Pseudolividae

Taxonomy
Testallium was named by Vermeij (1997) [m. kosnik taxon no: 7113]. Its type is Gastridium cepa.

It was assigned to Pseudolivinae by Vermeij (1998); and to Pseudolividae by Nielsen and Frassinetti (2003).

Synonyms
  • Gastridium was named by Sowerby (1842) [m. kosnik taxon no: 7121].

    It was synonymized subjectively with Pseudoliva by Vermeij (1998); it was synonymized subjectively with Testallium by Vermeij (1998).
Synonymy list
YearName and author
1842Gastridium Sowerby
1997Testallium Vermeij
1998Testallium Vermeij p. 55
2003Testallium Nielsen and Frassinetti p. 91

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassProsobranchiaMilne-Edwards 1848
superorderCaenogastropodaCox 1959
orderNeogastropodaThiele 1929
superfamilyPseudolivoideade Gregorio 1880
familyPseudolividaede Gregorio 1880
genusTestalliumVermeij 1997

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
No diagnoses are available