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Ampyxella

Trilobita - Trinucleida - Raphiophoridae

Taxonomy
Ampyxella was named by Dean (1960) [Sepkoski's age data: O Cara-u Sepkoski's reference number: 378]. It is not extant.

It was assigned to Raphiophorinae by Fortey (1975); to Raphiophoridae by Jell and Adrain (2002); and to Asaphida by Sepkoski (2002).

Species
A. aculeata

Synonymy list
YearName and author
1960Ampyxella Dean
1975Ampyxella Fortey p. 65
2002Ampyxella Jell and Adrain p. 340
2002Ampyxella Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderTrinucleida(Swinnerton 1915)
familyRaphiophoridaeAngelin 1854
subfamilyRaphiophorinaeAngelin 1854
genusAmpyxellaDean 1960

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. †Ampyxella Dean 1960
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†Ampyxella aculeata Angelin 1854
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: suspension feederf
Vision: blindf
Created: 2009-12-13 23:10:26
Modified: 2012-08-27 07:27:49
Source: f = family, c = class
References: Whittington et al. 1997, Aberhan et al. 2004

Age range: base of the Soudleyan to the top of the Nabala or 458.40000 to 449.90000 Ma

Collections (20 total)


Time interval Ma Country or state Original ID and collection number
Soudleyan - Marshbrookian458.4 - 454.0Norway A. sp. (2948)
Caradoc458.4 - 449.5China (XinJiang) A. sp. (20796 20797)
Caradoc458.4 - 449.5United Kingdom (Wales) A. sp. (348)
Actonian454.0 - 453.0United Kingdom (Wales) A. edgelli (76475)
Actonian - Onnian454.0 - 449.5United Kingdom (England) A. sp. (3656 3657 3659)
Actonian - Onnian454.0 - 449.5China (ShanXi) A. sp. (7917)
Oandu453.0 - 451.8Norway (Oslo-Asker) A. aculeata (162529)
Oandu453.0 - 451.8Norway A. aculeata (162530 162531 162532 163192)
Oandu - Rakvere453.0 - 450.5Norway (Oslo-Asker) A. aculeata (163191)
Rakvere - Nabala451.8 - 449.9Norway (Baerum) A. aculeata (163195)
Rakvere - Nabala451.8 - 449.9Norway A. aculeata (162533 163189)
Rakvere - Nabala451.8 - 449.9Norway (Oslo) A. aculeata (163190)
Nabala450.5 - 449.9Norway (Baerum) A. aculeata (163197)