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Harpidella isoplates

Artiopoda - Proetida - Otarionidae

Taxonomy
Otarion isoplates was named by Tripp (1954). Its type specimen is A.3763, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is Craighead Quarry, which is in a Caradoc marine mudstone in the Craighead Formation of the United Kingdom.

It was recombined as Harpidella isoplates by Tripp (1980).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1954Otarion isoplates Tripp p. 669 figs. Pl 3, fig. 1
1980Harpidella isoplates Tripp p. 149

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
RankNameAuthor
classArtiopodaHou and Bergstrom
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
superfamilyAulacopleuroidea(Angelin 1854)
familyOtarionidaeRichter and Richter 1926
genusHarpidella
speciesisoplates()

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.

Harpidella isoplates Tripp 1954
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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
Spines: majorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: deposit feedero
Created: 2009-06-09 21:21:41
Modified: 2009-06-09 23:21:41
Source: g = genus, o = order, c = class
References: Fortey and Owens 1999, Hendy 2009, Aberhan et al. 2004

Age range: Caradoc or 458.20000 to 449.50000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Caradoc458.2 - 449.5United Kingdom (Scotland) Otarion isoplates (type locality: 188938)