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Heckethornia morrisseyi

Trilobita - Proetida - Dimeropygidae

Taxonomy
Heckethornia morrisseyi was named by McAdams and Adrain (2009). Its type specimen is SUI 113495, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is H 93.4, Hintze's H section, which is in a Tulean shallow subtidal horizon in the Fillmore Formation of Utah.

Synonymy list
YearName and author
2009Heckethornia morrisseyi McAdams and Adrain p. 897 figs. Fig. 16c, d, j, o

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
familyDimeropygidaeHupe 1953
genusHeckethornia
speciesmorrisseyi

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.

Heckethornia morrisseyi McAdams and Adrain 2009
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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: deposit feedero
Vision: well-developedf
Created: 2010-02-06 03:21:36
Modified: 2010-02-06 05:21:36
Source: f = family, o = order, c = class
References: Alvarez et al. 2008, Aberhan et al. 2004, Fortey and Owens 1999

Age range: Tulean or 480.80000 to 474.90000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Tulean480.8 - 474.9USA (Nevada) Heckethornia morrisseyi (106447)
Tulean480.8 - 474.9USA (Utah) Heckethornia morrisseyi (type locality: 106444)