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Pterotrigonia

Bivalvia - Trigoniida - Megatrigoniidae

Taxonomy
Pterotrigonia was named by van Hoepen (1929) [Sepkoski's age data: J Tith-u K Maes Sepkoski's reference number: 789,891,991,1115]. Its type is Pterotrigonia cristata.

It was assigned to Trigoniidae by Cox (1952), Vokes (1980); to Trigonioida by Sepkoski (2002); and to Pterotrigoniinae by Tashiro and Kozai (1982), Tashiro (1988), Leanza and Casadío (1991), Stilwell (1998), Bouchet et al. (2010), Mendir et al. (2021).

Species
Pisotrigonia salebrosa, P. (Acanthotrigonia), P. (Pterotrigonia), P. (Ptilotrigonia), P. (Rinetrigonia), P. (Scabrotrigonia), P. borgesi, P. cristata (type species), P. ethra, P. evansana (syn. Trigonia inezana, Trigonia churchi), P. klamathonia, P. oregana (syn. Trigonia deschutesensis), P. vaelsiensis (syn. Lyrodon aliforme, Trigonia limbata), Rinetrigonia ventricosa
Species lacking formal opinion data
P. acabra, P. aliformis, P. aliformis, P. angulicostata, P. angulicostata, P. brevicula, P. carinata, P. castrovillensis, P. caudata, P. cazadoriana, P. cerulea, P. coihucoensis, P. cramei, P. cricki, P. datemasamunei, P. delafossei, P. dilapsa, P. dilapsa, P. dilapsa, P. etheridgei, P. etheridgei, P. eufalensis, P. hectori, P. hokkaidoana, P. hokkaidoana, P. imanishii, P. klamathensis, P. limbata, P. longiloba, P. marionensis, P. moriana, P. moriana, P. obsoleta, P. obsoleta, P. ogawai, P. ogawai, P. ogawai, P. plicatocostata, P. pocciliformis, P. pociliformis, P. pocilliformis, P. rogersi, P. sabra, P. sakakurai, P. sakakurai, P. scabricola, P. setosa, P. thomsoni, P. thoracia, P. tocaimaana, P. tocaimana, P. toyamai, P. wilckensi, P. windhauseni, P. windhauseniana, P. yokoyamai, P. yokoyamai, P. yokoyamai

Synonyms
  • Pisotrigonia was named by van Hoepen (1929) [Sepkoski's age data: J Tith K Maes Sepkoski's reference number: 891]. It is not extant.

    It was synonymized subjectively with Pterotrigonia by Cox (1952).

    It was assigned to Trigonioida by Sepkoski (2002).
  • Rinetrigonia was named by van Hoepen (1929). It is not extant.

    It was synonymized subjectively with Pterotrigonia by Cox (1952).
Synonymy list
YearName and author
1929Pisotrigonia van Hoepen
1929Pterotrigonia van Hoepen
1929Rinetrigonia van Hoepen
1952Pterotrigonia Cox
1980Pterotrigonia Vokes p. 99
1982Pterotrigonia Tashiro and Kozai p. 80
1988Pterotrigonia Tashiro p. 287
1991Pterotrigonia Leanza and Casadío p. 30
1998Pterotrigonia Stilwell p. 55
2002Pisotrigonia Sepkoski
2002Pterotrigonia Sepkoski
2010Pterotrigonia Bouchet et al.
2021Pterotrigonia Mendir et al. p. 15

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Gray 1854)
RankNameAuthor
—UniomorphiGray 1854
—UnioniGray 1854
—UnionataGray 1854
orderTrigoniida(Dall 1889)
superfamilyMyophorelloidea(Kobayashi 1954)
—Megatrigonioidaevan Hoepen 1929
—Megatrigoniitaevan Hoepen 1929
familyMegatrigoniidaevan Hoepen 1929
subfamilyPterotrigoniinaevan Hoepen 1929
genusPterotrigoniavan Hoepen 1929

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.

G. †Pterotrigonia van Hoepen 1929
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Subg. †Pterotrigonia (Acanthotrigonia) van Hoepen 1929
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†Acanthotrigonia shepstonei Griesbach 1871
Subg. †Pterotrigonia (Pterotrigonia) van Hoepen 1929
Subg. †Pterotrigonia (Ptilotrigonia) van Hoepen 1929
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†Pterotrigonia (Ptilotrigonia) mifunensis Tamura and Tashiro 1967
†Ptilotrigonia lauta van Hoepen 1929
Subg. †Pterotrigonia (Rinetrigonia) van Hoepen 1929
†Pterotrigonia borgesi Rennie 1945
†Pterotrigonia cristata van Hoepen 1929
†Pterotrigonia ethra Coquand 1880
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Invalid names: Trigonia churchi Anderson 1958 [synonym], Trigonia inezana Packard 1921 [synonym]
†Pterotrigonia klamathonia Anderson 1958
†Pterotrigonia oregana Packard 1921
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Invalid names: Trigonia deschutesensis Packard 1921 [synonym]
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Invalid names: Lyrodon aliforme Goldfuss 1837 [synonym], Trigonia limbata Orbigny 1844 [synonym]
Invalid names: Pisotrigonia van Hoepen 1929 [synonym], Rinetrigonia van Hoepen 1929 [synonym]
Diagnosis
No diagnoses are available