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Achatella katharina

Trilobita - Phacopida - Pterygometopidae

Dalmanites katharina was named by Bradley (1930). Its type specimen is Walker Museum 20685 and is a 3D body fossil.

It was recombined as Achatella katharina by Delo (1940).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1930Dalmanites katharina Bradley pp. 286 - 288 figs. pl 30 f. 19-28
1940Achatella katharina Delo p. 112 figs. pl. 13 f. 26-29

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EubilateriaAx 1987
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderPhacopinaStruve 1959
superfamilyPhacopoideaHupe 1953
familyPterygometopidaeReed 1905
subfamilyPterygometopinaeReed 1905
genusAchatellaDelo 1935

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.

Achatella katharina Bradley 1930
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No diagnoses are available
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: minorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivoresubo
Vision: well-developedf
Created: 2009-06-10 09:12:29
Modified: 2009-06-10 11:12:29
Source: g = genus, f = family, subo = suborder, c = class
References: Hendy 2009, Fortey and Owens 1999, Aberhan et al. 2004

Age range: Trentonian or 457.30000 to 449.60000 Ma

Collections (2 total)

Time interval Ma Country or state Original ID and collection number
Shermanian457.3 - 449.6USA (Illinois) Dalmanites katharina (154952)
Trentonian457.3 - 449.6USA (Missouri) Dalmanites katharina (89024)