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Gerastos izius

Trilobita - Proetida - Proetidae

Taxonomy
Gerastos izius was named by Gibb and Chatterton (2010). Its type specimen is UA 13473 (complete exoskeleton) and is a 3D body fossil. Its type locality is Cyphaspis horizon, Mrakib, which is in a Givetian carbonate limestone in the Bou-Dib Formation of Morocco.

Sister species lacking formal opinion data

Synonymy list
YearName and author
2010Gerastos izius Gibb and Chatterton pp. 31 - 32 figs. Plate 24.1-24.11; Plate 25. 1-25.13

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
superfamilyProetoideaHawle and Corda 1847
familyProetidaeSalter 1864
subfamilyProetinaeSalter 1864
genusGerastos(Goldfuss 1843)
speciesizius

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.

Gerastos izius Gibb and Chatterton 2010
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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: deposit feedero
Vision: well-developedf
Created: 2009-06-11 18:30:23
Modified: 2009-12-19 04:35:55
Source: f = family, o = order, c = class
References: Hendy 2009, Fortey and Owens 1999, Aberhan et al. 2004

Age range: Early/Lower Givetian or 388.10000 to 383.70000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Givetian388.1 - 383.7Morocco Gerastos izius (type locality: 227241)