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Ampyxoides occipitalis

Trilobita - Trinucleida - Raphiophoridae

Taxonomy
Ampyxoides occipitalis was named by Dean (1973) [Paratypes: GSC 29332, 29422.]. Its type specimen is GSC 29333, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is GSC loc. 54076. District of Mackenzie, Keele Range, which is in a Llanvirn carbonate limestone in the Esbataottine Formation of Canada.

Synonymy list
YearName and author
1973Ampyxoides occipitalis Dean p. 4 figs. Pl. 1, fig. 9

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

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.

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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: Aberhan et al. 2004, Whittington et al. 1997

Age range: base of the to the top of the Llanvirn or 470.30000 to 458.40000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Rangerian470.0 - 470.3USA (Nevada) Ampyxoides occipitalis (104653)
Llanvirn468.0 - 458.4Canada (Northwest Territories) Ampyxoides occipitalis (type locality: 25753)