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Zirfaea

Bivalvia - Pholadida - Pholadidae

Taxonomy
Zirfaea was named by Gray (1842) [Sepkoski's age data: T Mi-l R]. It is extant.

It was assigned to Pholadidae by Clark and Arnold (1923); to Pholadinae by Abbott (1974); to Myoida by Sepkoski (2002); and to Zirfaeinae by Bouchet et al. (2010).

Species
Z. crispata, Z. pilsbryi
Species lacking formal opinion data
Z. dentata

Synonymy list
YearName and author
1842Zirfaea Gray
1923Zirfaea Clark and Arnold p. 156
1974Zirfaea Abbott pp. 543, 544
2002Zirfaea Sepkoski
2010Zirfaea Bouchet et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Gray 1854)
RankNameAuthor
—CardiomorphiFerussac 1822
—CardioniFerussac 1822
—CardiidiaFerussac 1822
—CardiataFerussac 1822
superorderPholadiformiiGray 1854
orderPholadidaGray 1854
superfamilyPholadoideaLamarck 1809
familyPholadidaeLamarck 1809
subfamilyPholadinaeLamarck 1809
genusZirfaeaGray 1842

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. Zirfaea Gray 1842
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Zirfaea crispata Linnaeus 1758
Zirfaea pilsbryi Lowe 1931
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: stationaryf
Life habit: boringf
Diet: suspension feederf
Vision: blindc
Created: 2009-09-09 13:51:40
Modified: 2009-09-09 15:51:40
Source: f = family, c = class
References: Aberhan et al. 2004, Sanchez Roig 1926

Age range

Maximum range based only on fossils: base of the Chattian to the top of the Late/Upper Pleistocene or 28.10000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 23.03 Ma

Collections (41 total)


Time interval Ma Country or state Original ID and collection number
Chattian28.1 - 23.03Canada (British Columbia) Z. sp. (63087)
Early/Lower Miocene23.03 - 15.97USA (California) Z. dentata (94851)
Miocene23.03 - 5.333USA (California) Z. pilsbryi (195300)
Burdigalian - Langhian20.44 - 13.82Japan (Fukui ) Z. sp. (176560)
Langhian - Serravallian15.97 - 11.62Russian Federation Z. subconstricta (50037)
Late/Upper Miocene11.608 - 5.333USA (California) Z. sp. (44425)
Messinian7.246 - 5.333USA (California) Z. pilsbryi (194803) Z. sp. (194802)
Early/Lower Pliocene5.333 - 3.6USA (California) Zirphaea crispata (220199)
Zanclean5.333 - 3.6United Kingdom (England) Pholas crispata (84755)
Late/Upper Pliocene3.6 - 2.588United Kingdom (England) Pholas crispata (84759 84764 84819)
Late/Upper Pliocene3.6 - 2.588USA (California) Z. sp. (96571)
Piacenzian3.6 - 2.588Belgium Z. crispata (86805)
Gelasian2.588 - 1.806Belgium Z. crispata (86807)
Gelasian2.588 - 1.806USA (California) Z. pilsbryi (207661 214280)
Early/Lower Pleistocene2.588 - 0.781United Kingdom (England) Z. crispata (98109)
Pleistocene2.588 - 0.0117USA (California) Z. pilsbryi (201624)
Pleistocene2.588 - 0.0117United Kingdom (England) Zirphaea crispata (90686)
Middle Pleistocene0.774 - 0.129Ireland Z. crispata (178118)
Late/Upper Pleistocene0.129 - 0.0117USA (Maine) Z. crispata (66355) Zirphaea crispata (66338 66346 66351)
Late/Upper Pleistocene0.129 - 0.0117Mexico Z. pilsbryi (67641 67642 67643 67644)
Late/Upper Pleistocene0.129 - 0.0117USA (California) Z. pilsbryi (37672 37674 96555 96566 96589 96936 160361 219030) Zirphaea crispata (222674)
Late/Upper Pleistocene0.129 - 0.0117United Kingdom (England) Pholas crispata (84832)
Late/Upper Pleistocene (glacial)0.129 - 0.0117Iceland Z. crispata (75057)