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Keithiella patula

Artiopoda - Asaphida - Ptychaspididae

Sister species lacking formal opinion data

Synonymy list
YearName and author
1967Keithiella patula Winston and Nicholls pp. 79-80 figs. pl. 10, figs. 4, 7

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
classArtiopodaHou and Bergstrom
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderAsaphidaSalter 1864
superfamilyDikelocephaloidea(Miller 1889)
familyPtychaspididaeRaymond 1924
genusKeithiella
speciespatula

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.

Keithiella patula Winston and Nicholls 1967
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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
Adult height: 1.0 to < 10g
Spines: minorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingo
Life habit: low-level epifaunalo
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-09 09:48:02
Modified: 2009-06-09 11:48:02
Source: g = genus, f = family, o = order, c = class
References: Whittington et al. 1997, Hendy 2009, Aberhan et al. 2004, Hendy et al. 2009

Age range: base of the Trempealeauan to the top of the Sunwaptan or 490.20000 to 488.90000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Sunwaptan493.5 - 488.9USA (Texas) Keithiella patula (185210)
Sunwaptan493.5 - 488.9USA (Oklahoma) Keithiella patula (240419)
Trempealeauan490.2 - 486.85USA (Texas) Keithiella patula (216015 219655)