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Prospectatrix

Trilobita - Asaphida - Cyclopygidae

Taxonomy
Prospectatrix was named by Fortey (1981) [Sepkoski's age data: O Trem-u O Aren-u Sepkoski's reference number: 378,726]. Its type is Cyclopyge genatenta.

It was assigned to Ptychopariida by Sepkoski (2002); and to Cyclopygidae by Fortey (1981) and Jell and Adrain (2002).

Species
P. genatenta
Species lacking formal opinion data
P. brevior

Synonymy list
YearName and author
1981Prospectatrix Fortey p. 611
2002Prospectatrix Jell and Adrain p. 431
2002Prospectatrix Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderAsaphidaSalter 1864
superfamilyCyclopygoideaRaymond 1925
familyCyclopygidae
genusProspectatrix

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.

G. †Prospectatrix Fortey 1981
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†Prospectatrix genatenta Stubblefield and Bulman 1927
Diagnosis
ReferenceDiagnosis
R. A. Fortey 1981The diagnosis given in the Treatise (Richter & Richter in Moore, 1959) is extended to include cyclopygids with seven thoracic segments, and relatively large fixigenal areas, with concomitantly smaller eyes.
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: actively mobilef
Life habit: nektonicf
Diet: microcarnivoref
Vision: well-developedf
Created: 2009-06-11 14:46:35
Modified: 2012-08-27 07:32:19
Source: f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: base of the Migneintian to the top of the Tremadoc or 485.40000 to 477.70000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Tremadoc486.5 - 477.7Argentina P. sp. (66205)
Migneintian485.4 - 478.6United Kingdom (England) Cyclopyge genatenta (3710) P. brevior (3709)
Arenig478.6 - 466.0United Kingdom (England) P. sp. (3704)