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Heteropecten girtyi

Bivalvia - Pectinida - Heteropectinidae

Taxonomy
Aviculopecten girtyi was named by Newell (1938). Its type specimen is Texas Univ 12310 and is a 3D body fossil. Its type locality is Hess Ranch (1.5 miles N55W), which is in a Roadian marine limestone/sandstone in the Word Formation of Texas.

It was recombined as Heteropecten girtyi by Biakov (2023).

Sister species lacking formal opinion data
H. beipeiensis, H. cortignasi, H. lopingensis, H. shiroshitai, H. simplicus

Synonymy list
YearName and author
1938Aviculopecten girtyi Newell p. 58 figs. Pl 5, fig 4
1963Aviculopecten girtyi Ciriacks p. 47 figs. Pl 6, figs 5-7,9
1977Aviculopecten girtyi Zhang p. 508 figs. Pl 106, fig 15
2023Heteropecten girtyi Biakov p. 1293 figs. 2a-e

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassPteriomorphia(Beurlen 1944)
—OstreomorphiFerussac 1822
RankNameAuthor
—OstreioniFerussac 1822
—OstreataFerussac 1822
superorderOstreiformiiFerussac 1822
orderPectinida(Gray 1854)
suborderAnomiidinaGray 1854
—AviculopectinoideiStarobogatov 1992
superfamilyHeteropectinoideaBeurlen 1954
familyHeteropectinidaeBeurlen 1954
subfamilyHeteropectininaeBeurlen 1954
genusHeteropectenKegel and Costa 1951
speciesgirtyi()

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.

†Heteropecten girtyi Newell 1938
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
valve height415.44.5534.421.815.0

Composition: low Mg calciteo
Composition 2: aragoniteo
Environment: marineo
Locomotion: stationaryo
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2007-09-07 02:56:05
Modified: 2009-12-13 03:22:38
Source: o = order, c = class
References: Kiessling 2004, Aberhan et al. 2004

Age range: base of the Kungurian to the top of the Wuchiapingian or 283.30000 to 254.14000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Leonardian286.0 - 274.4USA (Wyoming) Aviculopecten girtyi (11231)
Kungurian283.3 - 274.4USA (Utah) Aviculopecten girtyi (105281)
Kungurian283.3 - 274.4USA (Wyoming) Aviculopecten girtyi (105274)
Kungurian283.3 - 274.4USA (Arizona) Aviculopecten girtyi (115878)
Kungurian283.3 - 274.4USA (Texas) Aviculopecten girtyi (90740)
Roadian274.4 - 266.9USA (Texas) Aviculopecten girtyi (type locality: 115877)
Wordian266.9 - 264.28Russian Federation Heteropecten girtyi (102095 102101)
Wuchiapingian259.51 - 254.14China (Hunan) Aviculopecten girtyi (123592)
Wuchiapingian259.51 - 254.14China (Chongqing) Aviculopecten girtyi (121033)