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Ellipsocephalus

Trilobita - Redlichiida - Ellipsocephalidae

Taxonomy
Ellipsocephalus was named by Zenker (1833) [Sepkoski's age data: Cm Atda-u Cm uMid-l Sepkoski's reference number: 80,81]. It is the type genus of Ellipsocephaloidea, Ellipsocephalidae, Ellipsocephalinae.

It was assigned to Ptychopariida by Sepkoski (2002); to Ellipsocephalidae by Jell and Adrain (2002); and to Ellipsocephalinae by Ahlberg (1980), Cederstrom et al. (2022).

Species
E. gripi
Species lacking formal opinion data
E. hoffi, E. nordenskioeldi

Synonyms
Synonymy list
YearName and author
1833Ellipsocephalus Zenker
1957Germaropyge Snajdr
1958Germaropyge Snajdr p. 94
1980Ellipsocephalus Ahlberg
2002Ellipsocephalus Jell and Adrain p. 370
2002Ellipsocephalus Sepkoski
2022Ellipsocephalus Cederstrom et al. p. 54

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderRedlichiidaRichter 1932
suborderRedlichiinaRichter 1932
superfamilyEllipsocephaloideaLin 1990
familyEllipsocephalidaeMatthew 1887
subfamilyEllipsocephalinaeMathew 1887
genusEllipsocephalusZenker 1833

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. †Ellipsocephalus Zenker 1833
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†Ellipsocephalus gripi Kautsky 1945
Invalid names: Germaropyge Snajdr 1957 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingo
Life habit: low-level epifaunalo
Diet: deposit feedero
Vision: well-developedf
Comments: BODY SIZE: Data from Williams et al. (2002).g
Created: 2009-06-02 14:46:17
Modified: 2009-06-02 16:46:17
Source: g = genus, f = family, o = order, c = class
References: Hendy 2009, Aberhan et al. 2004, Whittington et al. 1997, Hendy et al. 2009

Age range: base of the Atdabanian to the top of the Solvan or 521.00000 to 504.50000 Ma

Collections (36 total)


Time interval Ma Country or state Original ID and collection number
Caerfai538.8 - 506.5Canada (New Brunswick) E. galeatus (34571 34572 34597)
Early/Lower Cambrian538.8 - 506.5Sweden (Lappland) E. gripi (190924)
Early/Lower Cambrian538.8 - 506.5Norway (Troms) E. sp. (190927)
Cambrian538.8 - 486.85USA (Wisconsin) E. sp. (250)
Atdabanian521.0 - 516.0Sweden E. nordenskioeldi (87212)
Atdabanian521.0 - 516.0Poland E. sanctacrucensis (7905 72261)
Botomian516.0 - 512.1Poland E. sanctacrucensis (153007)
Botomian516.0 - 512.1Norway (Mjosen) E. nordenskjoldi (42220)
Botomian516.0 - 512.1Russian Federation (Tuva) E. sp. (81480)
Lenian516.0 - 508.2Sweden E. lunatus (87123 87214)
Toyonian512.1 - 508.2Norway (Mjøsa) E. linnarssoni, E. gripi (174259)
Amgan508.2 - 504.5Czech Republic (Bohemia) E. vetustus (67709) E. vetustus, E. hoffi (67708) E. vetustus, Germaropyge sp. nov. (67738)
Amgan508.2 - 504.5Sweden (Oland) E. polytomus (225039 225040)
Amgan508.2 - 504.5Poland E. polytomus, E. sandomiri, E. guerichi, E. jugoszovi (72270)
Solvan508.2 - 504.5Sweden (Norrbotten) E. polytomus (9782)
Solvan - Menevian508.2 - 499.5Czech Republic E. hoffi (73537 73539) E. vetustus (73545 73561) E. vetustus, Germaropyge germari (73529 73557) Germaropyge germari (203343)
Middle Cambrian506.5 - 497.0Czech Republic (Central Boemian) E. vetustus (76456)
Middle Cambrian506.5 - 497.0Czech Republic (Litavka) E. vetustus (76453 76454)
Middle Cambrian506.5 - 497.0Czech Republic (Jince) E. vetustus (76483)
Middle Cambrian506.5 - 497.0Poland E. polytomus, E. guerichi, E. puschi, E. jugoszovi (72269) E. polytomus, E. sandomiri (72271)
Middle Cambrian506.5 - 497.0Czech Republic (Bohemia) Germaropyge germari (67775)