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Pterotrigonia (Scabrotrigonia)

Bivalvia - Trigoniida - Megatrigoniidae

Taxonomy
Scabrotrigonia was named by Dietrich (1933) [Sepkoski's age data: K Barr K Maes-u Sepkoski's reference number: 891,1124]. Its type is Trigonia scabra.

It was reranked as Trigonia (Scabrotrigonia) by Rennie (1945); it was synonymized subjectively with Pterotrigonia by Cox (1952); it was reranked as Pterotrigonia (Scabrotrigonia) by Tashiro and Kozai (1982), Tashiro (1988), Mendir et al. (2021).

It was assigned to Trigonia by Rennie (1945); to Trigoniidae by Vokes (1980); to Trigonioida by Sepkoski (2002); to Scabrotrigoniini by Bouchet et al. (2010); and to Pterotrigonia by Tashiro and Kozai (1982), Tashiro (1988), Mendir et al. (2021).

Species lacking formal opinion data
Pterotrigonia acabra, Pterotrigonia aliformis, Pterotrigonia aliformis, Pterotrigonia angulicostata, Pterotrigonia angulicostata, Pterotrigonia brevicula, Pterotrigonia carinata, Pterotrigonia castrovillensis, Pterotrigonia caudata, Pterotrigonia cazadoriana, Pterotrigonia cerulea, Pterotrigonia coihucoensis, Pterotrigonia cramei, Pterotrigonia cricki, Pterotrigonia datemasamunei, Pterotrigonia delafossei, Pterotrigonia dilapsa, Pterotrigonia dilapsa, Pterotrigonia dilapsa, Pterotrigonia etheridgei, Pterotrigonia etheridgei, Pterotrigonia eufalensis, Pterotrigonia hectori, Pterotrigonia hokkaidoana, Pterotrigonia hokkaidoana, Pterotrigonia imanishii, Pterotrigonia klamathensis, Pterotrigonia limbata, Pterotrigonia longiloba, Pterotrigonia marionensis, Pterotrigonia moriana, Pterotrigonia moriana, Pterotrigonia obsoleta, Pterotrigonia obsoleta, Pterotrigonia ogawai, Pterotrigonia ogawai, Pterotrigonia ogawai, Pterotrigonia plicatocostata, Pterotrigonia pocciliformis, Pterotrigonia pociliformis, Pterotrigonia pocilliformis, Pterotrigonia rogersi, Pterotrigonia sabra, Pterotrigonia sakakurai, Pterotrigonia sakakurai, Pterotrigonia scabricola, Pterotrigonia setosa, Pterotrigonia thomsoni, Pterotrigonia thoracia, Pterotrigonia tocaimaana, Pterotrigonia tocaimana, Pterotrigonia toyamai, Pterotrigonia wilckensi, Pterotrigonia windhauseni, Pterotrigonia windhauseniana, Pterotrigonia yokoyamai, Pterotrigonia yokoyamai, Pterotrigonia yokoyamai, Scabrotrigonia angulicostata, Scabrotrigonia castrovillensis, Scabrotrigonia cazadoriana, Scabrotrigonia cerulea, Scabrotrigonia eufalensis, Scabrotrigonia eufaulensis, Scabrotrigonia fittoni, Scabrotrigonia gerthi, Scabrotrigonia pseudaliformis, Scabrotrigonia spinulosocostata, Scabrotrigonia stantoni, Scabrotrigonia stolleyi, Scabrotrigonia thoracia, Scabrotrigonia undulata
Entered
by J. Sepkoski on 2003-01-23; modified by P. Wagner on 2025-09-24

Synonymy list
YearName and author
1933Scabrotrigonia Dietrich
1945Trigonia (Scabrotrigonia) Rennie
1980Scabrotrigonia Vokes p. 99
1982Pterotrigonia (Scabrotrigonia) Tashiro and Kozai p. 82
1988Pterotrigonia (Scabrotrigonia) Tashiro p. 287
2002Scabrotrigonia Sepkoski
2010Scabrotrigonia Bouchet et al.
2021Pterotrigonia (Scabrotrigonia) Mendir et al. p. 15

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Gray 1854)
RankNameAuthor
subclassPalaeoheterodonta()
orderTrigoniida(Dall 1889)
superfamilyMyophorelloidea(Kobayashi 1954)
Megatrigonioidaevan Hoepen 1929
Megatrigoniitaevan Hoepen 1929
familyMegatrigoniidaevan Hoepen 1929
subfamilyPterotrigoniinaevan Hoepen 1929
genusPterotrigoniavan Hoepen 1929
subgenusScabrotrigonia(Dietrich 1933)

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.

Subg. †Pterotrigonia (Scabrotrigonia) Dietrich 1933
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Diagnosis
No diagnoses are available