PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Pterotrigoniinae

Bivalvia - Trigoniida - Megatrigoniidae

Taxonomy

Pterotrigoniinae was named by van Hoepen (1929).

It was assigned to Trigoniidae by Tashiro (1988), Cooper et al. (1989), Leanza and Casadío (1991); to Megatrigonioidea by Bouchet et al. (2010); to Pterotrigoniidae by Cooper (2015); and to Megatrigoniidae by Carter et al. (2011), Mendir et al. (2021).

Subtaxa

Linotrigoniini, Paulckella, Pseudomyophorella, Pterotrigonia (syn. Pisotrigonia, Notoscabrotrigonia, Rinetrigonia), Pterotrigoniini, Scabrotrigoniini

Synonyms

Linotrigoniinae was named by Yanin (2004). It is not extant.

It was synonymized subjectively with Pterotrigoniinae by Bouchet et al. (2010).

Synonymy list

Year	Name and author
1929	Pterotrigoniinae van Hoepen
1988	Pterotrigoniinae Tashiro p. 287
1989	Pterotrigoniinae Cooper et al. p. 53
1991	Pterotrigoniinae Leanza and Casadío p. 30
2004	Linotrigoniinae Yanin
2010	Pterotrigoniinae Bouchet et al.
2011	Pterotrigoniinae Carter et al. p. 12
2015	Pterotrigoniinae Cooper p. 16
2021	Pterotrigoniinae Mendir et al. p. 15

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Bivalvia
—	Eubivalvia
subclass	Autobranchia	(Groblen 1894)
infraclass	Heteroconchia	(Gray 1854)

Rank	Name	Author
—	Uniomorphi	Gray 1854
—	Unioni	Gray 1854
—	Unionata	Gray 1854
order	Trigoniida	(Dall 1889)
superfamily	Myophorelloidea	(Kobayashi 1954)
—	Megatrigonioidae	van Hoepen 1929
—	Megatrigoniitae	van Hoepen 1929
family	Megatrigoniidae	van Hoepen 1929
subfamily	Pterotrigoniinae	van Hoepen 1929
subfamily	Pterotrigoniinae	van 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.

Subfm. †Pterotrigoniinae van Hoepen 1929

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Tr. †Linotrigoniini Yanin 2004

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G. †Noelmorrisia Cooper 2015

†Noelmorrisia danovi Savel'ev 1958

†Noelmorrisia fittoni Leymerie 1842

†Noelmorrisia laeviarealis Savel'ev 1958

†Noelmorrisia meyeri Lycett 1875

†Noelmorrisia ninae Savel'ev 1958

†Noelmorrisia ornata d'Orbigny 1844

G. †Paulckella Cooper et al. 1989

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†Paulckella nepos Paulcke 1903

G. †Pseudomyophorella Nakano 1961

G. †Pterotrigonia van Hoepen 1929

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Subg. †Pterotrigonia (Acanthotrigonia) van Hoepen 1929

†Acanthotrigonia shepstonei Griesbach 1871

Subg. †Pterotrigonia (Pterotrigonia) van Hoepen 1929

Subg. †Pterotrigonia (Ptilotrigonia) van Hoepen 1929

†Pterotrigonia (Ptilotrigonia) mifunensis Tamura and Tashiro 1967

†Ptilotrigonia lauta van Hoepen 1929

Subg. †Pterotrigonia (Rinetrigonia) van Hoepen 1929

Subg. †Pterotrigonia (Scabrotrigonia) Dietrich 1933

†Pterotrigonia (Scabrotrigonia) pustulosa Nagao 1930

†Pterotrigonia (Scabrotrigonia) scabra Lamarck 1819

†Scabrotrigonia emoryi Conrad 1857

†Scabrotrigonia kobayashii Nakano 1958

†Pterotrigonia (Scabrotrigonia) eufaulensis Gabb 1860

†Pterotrigonia borgesi Rennie 1945

†Pterotrigonia crenulata Lamarck 1819

†Pterotrigonia cristata van Hoepen 1929

†Pterotrigonia ethra Coquand 1880

†Pterotrigonia evansana Meek 1864

Invalid names: Trigonia churchi Anderson 1958 [synonym], Trigonia inezana Packard 1921 [synonym]

†Pterotrigonia klamathonia Anderson 1958

†Pterotrigonia oregana Packard 1921

Invalid names: Trigonia deschutesensis Packard 1921 [synonym]

†Pterotrigonia vaelsiensis Boehm 1884

Invalid names: Lyrodon aliforme Goldfuss 1837 [synonym], Trigonia limbata Orbigny 1844 [synonym]

Invalid names: Notoscabrotrigonia Dietrich 1933 [synonym], Pisotrigonia van Hoepen 1929 [synonym], Rinetrigonia van Hoepen 1929 [synonym]

Tr. †Pterotrigoniini van Hoepen 1929

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G. †Eurotrigonia Cooper 2015

†Eurotrigonia akuschaensis Anthula 1899

†Eurotrigonia aliformis Parkinson 1811

†Eurotrigonia anterior Casey 1961

†Eurotrigonia attenuata Lycett 1875

†Eurotrigonia caudata Agassiz 1840

†Eurotrigonia crassicostata van Hoepen 1929

†Eurotrigonia cubanica Sinzow 1913

†Eurotrigonia cuneiformis Conrad 1852

†Eurotrigonia druzczici Yanin 2004

†Eurotrigonia gokderensis Saveliev 1958

†Eurotrigonia hemilunaris Saveliev 1958

†Eurotrigonia hungarica Bockh 1910

†Eurotrigonia kopetdagensis Aliev and Aliev 1960

†Eurotrigonia mantelli Casey 1961

†Eurotrigonia percaudata Rollier 1913

†Eurotrigonia schapsugensis Mordvilko 1932

†Eurotrigonia subaliformis Savel'ev 1958

†Eurotrigonia subpiriformis Savel'ev 1958

†Eurotrigonia vectiana Lycett 1875

G. †Tamuragonia Cooper 2015

†Tamuragonia amakusensis Tashiro and Matsuda 1983

†Tamuragonia brevicula Yehara 1915

†Tamuragonia dilapsa Yehara 1923

†Tamuragonia higoensis Tamura and Tashiro 1967

†Tamuragonia mashikensis Tamura and Tashiro 1967

†Tamuragonia miyanoharensis Tashiro and Matsuda 1983

†Tamuragonia ogawai Yehara 1923

†Tamuragonia tamurai Tashiro and Matsuda 1983

†Tamuragonia tanakai Tashiro et al. 1985

†Tamuragonia toyamai Yehara 1923

†Tamuragonia ultima Fleming 1987

†Tamuragonia usuiensis Tashiro and Matsuda 1983

Invalid names: Linotrigoniinae Yanin 2004 [synonym], Scabrotrigoniini Cooper 1989 [empty]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitec

Locomotion:

facultatively mobileo

Life habit:

infaunalo

Diet:

suspension feedero

Vision:

blindc

Created:

2004-02-28 12:34:20

Modified:

2004-02-28 14:34:20

Source: o = order, c = class

Reference: Aberhan et al. 2004

Age range: base of the Early/Lower Callovian to the top of the Maastrichtian or 165.30000 to 66.00000 Ma

Collections (766 total)

Time interval	Ma	Country or state	Original ID and collection number
Oldest occurrences
Jurassic - Hauterivian	201.4 - 125.77	Chile (Coquimbo)	Pterotrigonia sp. (221573)
Early/Lower Callovian	165.3 - 161.5	India	Pterotrigonia sp. (61793)
Oxfordian	161.5 - 154.8	Chile (Chañaral)	Pterotrigonia sp. (223836)
Kimmeridgian - Early/Lower Tithonian	154.8 - 145.06	Antarctica	Pterotrigonia thomsoni (36767)
Kimmeridgian - Tithonian	154.8 - 143.1	Antarctica	Pterotrigonia thomsoni (36787)
Tithonian	149.2 - 143.1	India (Gujarat)	Trigonia ventricosa (106923)
Tithonian	149.2 - 143.1	Antarctica	Pterotrigonia thomsoni (36794 36795 36796 36797 36798 36799)
Tithonian	149.2 - 143.1	Chile	Pterotrigonia coihucoensis (57144 57148)
Tithonian - Berriasian	149.2 - 137.05	Antarctica	Pterotrigonia cramei (36774)
Tithonian - Neocomian	149.2 - 125.77	Chile (Chañaral)	Pterotrigonia sp. (223765)
Youngest occurrences
Time interval	Ma	Country or state	PBDB collection number
Maastrichtian	72.2 - 66.0	Mexico (Chiapas)	Pterotrigonia sp. (1373)
Maastrichtian	72.2 - 66.0	Oman	Scabrotrigonia scabra (1381) Scabrotrigonia sp. (151617 151618)
Maastrichtian	72.2 - 66.0	USA (Georgia)	Scabrotrigonia angulicostata, Scabrotrigonia eufalensis, Scabrotrigonia cerulea (1309)
Maastrichtian	72.2 - 66.0	Egypt	Pterotrigonia sp. (1363)
Maastrichtian	72.2 - 66.0	Madagascar	Scabrotrigonia scabra (1322)
Maastrichtian	72.2 - 66.0	Austria	Scabrotrigonia sp. (1379)
Maastrichtian	72.2 - 66.0	Libya	Scabrotrigonia spinulosocostata (1370)
Maastrichtian	72.2 - 66.0	USA (Mississippi)	Pterotrigonia angulicostata (7603) Pterotrigonia thoracia (7606) Scabrotrigonia eufalensis (1304) Scabrotrigonia eufalensis, Scabrotrigonia angulicostata (1303 1391) Scabrotrigonia sp., Scabrotrigonia eufalensis (1305)
Maastrichtian	72.2 - 66.0	Serbia	Scabrotrigonia spinulosocostata (1380)
Maastrichtian	72.2 - 66.0	Argentina (Mendoza)	Pterotrigonia sp. (105859)