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Phacopida

Trilobita - Phacopida

Synonymy list
YearName and author
1864Phacopida Salter
1957Phacopida Harrington and Leanza
2002Phacopida Sepkoski, Jr.
2011Phacopida Adrain p. 105

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
orderPhacopidaSalter 1864

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.

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: carnivorec
Created: 2004-02-29 09:07:31
Modified: 2016-06-02 12:44:28
Source: c = class
Reference: Aberhan et al. 2004

Age range: base of the Middle Cambrian to the top of the Late/Upper Famennian or 513.00000 to 360.70000 Ma

Collections (5073 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Middle Cambrian513.0 - 501.0Greenland Odontocephalus freucheni (193552 193553 193554 193555)
Furongian497.0 - 485.4Argentina Parapilekia sp. (115457)
Furongian - Tremadocian497.0 - 477.7Russian Federation (Siberia) Emsurina sp. (205378)
Ibexian488.3 - 471.8USA (Nevada) Calyptaulax sp. (104439) Hintzeia celsaora (91172)
Ibexian488.3 - 471.8Canada (Quebec) Pseudomera billingsi (111459) Strotactinus sp. (111453)
Ibexian488.3 - 471.8Norway (Spitsbergen) Kawina sexapugia (106472) Strotactinus sp. A (106475)
Varangu485.4 - 484.5Norway (Oslo) Parapilekia speciosa, Pliomeroides primigenus (3183)
Cressagian485.4 - 478.6United Kingdom (England) Anacheirurus sp. (3712) Pharostomina sp. (3663)
Demingian485.4 - 478.6Canada (Newfoundland) Tesselacauda depressa (196501) Tesselacauda sp. (195754)
Demingian485.4 - 478.6Canada (Alberta) Tesselacauda flabella (50166)

Youngest occurrences

Time interval Ma Country or state PBDB collection number
Famennian372.2 - 358.9Austria Phacops granulatus (38596)
Middle Famennian370.6 - 364.7Poland (Swietokrzyskie) Trimerocephalus interruptus (134738)
Late/Upper Famennian364.7 - 360.7Austria Phacops granulatus (38608 42404 42406)
Late/Upper Famennian364.7 - 360.7China (Guizhou) Dianops guizhouensis (3954)
Late/Upper Famennian364.7 - 360.7Poland Dianops anophtalmus (134803)
Late/Upper Famennian364.7 - 360.7France Phacops granulatus, Phacops wedekindi, Phacops sp. (38641)
Late/Upper Famennian364.7 - 360.7United Kingdom (England) Phacopidae indet. (38437) Phacops accipitrinus (38428 38430 38431 38432 38433 38434 38438) Phacops sp. (38429 38435 38436)
Late/Upper Famennian364.7 - 360.7Germany Phacopida indet. (667)
Late/Upper Famennian364.7 - 360.7Germany (Nordrhein-Westfalen) Omegops sp. (38306)
Late/Upper Famennian - Hastarian364.7 - 353.8France Phacops sp. (38642)