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Austrotrigonia

Bivalvia - Trigoniida - Trigoniidae

Taxonomy
Austrotrigonia is a genus. It is not extant.

It was assigned to Trigonioida by Sepkoski (2002); and to Austrotrigoniinae by Leanza and Casadío (1991), Bouchet et al. (2010).

Species
Species lacking formal opinion data

Synonymy list
YearName and author
1991Austrotrigonia Leanza and Casadío p. 29
2002Austrotrigonia Sepkoski
2010Austrotrigonia Bouchet et al.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
Eubivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassHeteroconchia(Gray 1854)
UniomorphiGray 1854
UnioniGray 1854
UnionataGray 1854
orderTrigoniida(Dall 1889)
superfamilyTrigonioidea(Lamarck 1819)
familyTrigoniidaeLamarck 1819
subfamilyNototrigoniinaeSkwarko 1963
genusAustrotrigonia

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.

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Austrotrigonia pampeana Leanza and Casadío 1991
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitef
Environment: marinef
Locomotion: fast-movingf
Life habit: shallow infaunalf
Diet: suspension feederf
Vision: blindf
Created: 2025-05-16 13:05:25
Modified: 2025-05-16 18:05:25
Source: f = family
References: Ros-Franch et al. 2014, Aberhan et al. 2004

Age range: Maastrichtian or 72.20000 to 66.00000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Maastrichtian72.2 - 66.0Argentina (La Pampa) A. sobrali, A. pampeana (5167)
Maastrichtian72.2 - 66.0Argentina (La Pampa) A. pampeana (5169)
Maastrichtian72.2 - 66.0Argentina (Neuquén) A. pampeana (74019 74075 74084 74085)
Maastrichtian72.2 - 66.0Argentina (Mendoza) A. pampeana (236365)
Maastrichtian72.2 - 66.0Argentina (Neuquen) A. pampeana (1347)
Maastrichtian72.2 - 66.0Argentina (Chubut) A. pampeana (74184)