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Quadratoproetus

Artiopoda - Proetida - Proetidae

Taxonomy
Quadratoproetus was named by Alberti (1967) [Sepkoski's age data: D Emsi-u Sepkoski's reference number: 1106]. It is not extant.

It was assigned to Tropidocoryphidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Cornuproetinae by van Viersen et al. (2012).

Synonymy list
YearName and author
1967Quadratoproetus Alberti
2002Quadratoproetus Jell and Adrain p. 437
2002Quadratoproetus Sepkoski
2012Quadratoproetus van Viersen et al. p. 86

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
RankNameAuthor
classArtiopodaHou and Bergstrom
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
superfamilyProetoideaHawle and Corda 1847
familyProetidaeSalter 1864
subfamilyCornuproetinaeRichter et al. 1959
genusQuadratoproetusAlberti 1967

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. †Quadratoproetus Alberti 1967
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Quadratoproetus maureri Alberti 1967
Quadratoproetus pygolf Ć najdr 1980
Quadratoproetus subfrontalis Whidborne 1889
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: deposit feedero
Vision: well-developedf
Created: 2009-06-11 18:30:23
Modified: 2009-12-19 04:35:55
Source: f = family, o = order, c = class
References: Aberhan et al. 2004, Fortey and Owens 1999, Hendy 2009

Age range: base of the Daleje to the top of the Middle Givetian or 410.62000 to 383.40000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Devonian419.62 - 393.47Czechia (Barrandia) Q. pygolf (12183)
Daleje - Eifelian410.62 - 387.95Czechia Q. pygolf (10469)
Eifelian393.47 - 387.95Belgium (Chimay) Q. sp. A (229199)
Eifelian393.47 - 387.95Germany (Hessen) Q. maureri (229648)
Givetian387.95 - 382.31United Kingdom (England) Proetus subfrontalis (129878)
Middle Givetian385.9 - 383.4Germany Cornuproetus quadratus (229647)