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Tretaspis ceriodes

Artiopoda - Trinucleida - Trinucleidae

Taxonomy
Tretaspis ceriodes was named by Angelin (1854).

Subspecies
T. angelini, T. favus
Sister species lacking formal opinion data
T. ceryx, T. clarkei, T. convergens, T. elevata, T. eximia, T. hadelandicab, T. norvegicus

Synonymy list
YearName and author
1854Tretaspis ceriodes Angelin

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaGravenhorst 1843
classArtiopodaHou and Bergstrom
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderTrinucleida(Swinnerton 1915)
familyTrinucleidaeHawle and Corda 1847
subfamilyTrinucleinaeHawle and Corda 1847
genusTretaspis
speciesceriodesAngelin 1854

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.

†Tretaspis ceriodes Angelin 1854
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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
Adult height: 1.0 to < 10g
Spines: minorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: suspension feederf
Vision: limitedg
Created: 2009-06-09 08:26:51
Modified: 2010-01-23 07:23:15
Source: g = genus, f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: base of the Keila to the top of the Cautleyan or 453.90000 to 448.80000 Ma

Collections (17 total)


Time interval Ma Country or state Original ID and collection number
Caradoc458.2 - 449.5Sweden (Vastergotland) Tretaspis ceriodes (76901)
Keila453.9 - 452.8Sweden (Skåne) Tretaspis ceriodes (153973)
Onnian - Actonian453.0 - 453.0United Kingdom Tretaspis ceriodes (164574)
Onnian453.0 - 449.5United Kingdom (England) Tretaspis ceriodes (42637 43723 43731)
Onnian - Pusgillian453.0 - 449.2Norway (Oslo) Tretaspis ceriodes (163312)
Oandu452.8 - 451.8Norway Tretaspis ceriodes (162532)
Oandu - Rakvere452.8 - 450.5Sweden (Vastergotland) Tretaspis ceriodes (164573)
Rakvere - Nabala451.8 - 449.9Norway (Hadeland) Tretaspis ceriodes (164646)
Rakvere - Nabala451.8 - 449.9Norway Tretaspis ceriodes (162533 164645)
Nabala450.5 - 449.9Norway Tretaspis ceriodes (162634)
Pusgillian449.5 - 449.2United Kingdom (England) Tretaspis ceriodes (42638)
Ashgill449.5 - 443.1Canada (Quebec) Tretaspis ceriodes (56000) Tretaspis ceriodes, Tretaspis ceriodes (13130)
Cautleyan449.2 - 448.8Norway Tretaspis ceriodes (163314)