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Crozonaspis dujardini

Artiopoda - Phacopida - Dalmanitidae

Taxonomy
Phacops dujardini was named by Rouault (1847) [Lectotype IGR 1601 + Syntypes: Université Rennes 1]. It is not extant. Its type specimen is IGR 1601, a cephalon/head.

It was recombined as Dalmanites dujardini by Verneuil and Barrande (1856); it was recombined as Kloucekia dujardini by Coates (1967); it was recombined as Crozonaspis dujardini by Hammann (1974).

Sister species lacking formal opinion data
C. chouberti, C. morenensis, C. primula

Synonymy list
YearName and author
1847Phacops dujardini Rouault
1856Dalmanites dujardini Verneuil and Barrande
1967Kloucekia dujardini Coates
1974Crozonaspis dujardini Hammann

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaGravenhorst 1843
classArtiopodaHou and Bergstrom
RankNameAuthor
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderPhacopinaStruve 1959
superfamilyDalmanitoideaVogdes 1890
familyDalmanitidaeVogdes 1890
genusCrozonaspis
speciesdujardini(Rouault 1847)

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.

†Crozonaspis dujardini Rouault 1847
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivoresubo
Vision: well-developedf
Created: 2009-06-11 14:50:16
Modified: 2009-12-16 01:04:43
Source: f = family, subo = suborder, c = class
References: Fortey and Owens 1999, Hendy 2009, Aberhan et al. 2004

Age range: base of the Sandbian to the top of the Caradoc or 458.20000 to 449.50000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Berounian459.7 - 450.1Spain (Cuidad Real) Crozonaspis dujardini (166711)
Berounian459.7 - 450.1Spain (Caceres) Crozonaspis dujardini (20887)
Sandbian458.2 - 452.8France Crozonaspis dujardini (174560)
Caradoc458.2 - 449.5France (Manche) Crozonaspis dujardini (174575)
Caradoc458.2 - 449.5Spain Crozonaspis dujardini (230090)
Late/Upper Ordovician458.2 - 443.1France (Manche) Crozonaspis dujardini (174729)
Late/Upper Ordovician458.2 - 443.1France Crozonaspis dujardini (174728)
Katian452.8 - 445.2France Crozonaspis dujardini (174557)
Kralodvorian450.1 - 445.2Portugal Phacops dujardini (166718)