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Pseudomegalaspis

Trilobita - Asaphida - Asaphidae

Taxonomy
Pseudomegalaspis was named by Jaanusson (1953). Its type is Megalaspis formosa.

It was assigned to Asaphinae by Henningsmoen (1960); to Ptychopariida by Sepkoski (2002); and to Asaphidae by Jell and Adrain (2002).

Synonymy list
YearName and author
1953Pseudomegalaspis Jaanusson
1960Pseudomegalaspis Henningsmoen
2002Pseudomegalaspis Jell and Adrain p. 434
2002Pseudomegalaspis Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderAsaphidaSalter 1864
superfamilyAsaphoideaSalter 1864
familyAsaphidaeBurmeister 1843
subfamilyAsaphinaeBurmeister 1843
genusPseudomegalaspisJaanusson 1953

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. †Pseudomegalaspis Jaanusson 1953
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†Pseudomegalaspis formosus Törnquist 1884
†Pseudomegalaspis patagiata Törnquist 1884
Diagnosis
No diagnoses are available
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: fast-movingo
Life habit: low-level epifaunalo
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-11 14:38:06
Modified: 2009-12-14 00:45:08
Source: f = family, o = order, c = class
References: Hendy et al. 2009, Aberhan et al. 2004, Hendy 2009

Age range: base of the Aseri to the top of the Uhaku or 464.30000 to 458.00000 Ma

Collections (41 total)


Time interval Ma Country or state Original ID and collection number
Kunda - Uhaku469.1 - 458.0Norway (Hadeland) P. patagiata (193510)
Kunda - Uhaku469.1 - 458.0Norway (Oslo-Asker) P. patagiata (193295 193306)
Kunda - Uhaku469.1 - 458.0Norway (Nes-Hamar) P. patagiata (193310 193489) P. sp. (193487)
Kunda - Uhaku469.1 - 458.0Norway (Eiker-Sandsvær) P. patagiata (193302)
Aseri - Lasnamagi464.3 - 459.7Sweden (Dalarna) P. formosa, P. patagiata (166335)
Aseri - Lasnamagi464.3 - 459.7Sweden P. formosa, P. patagiata (166376) P. patagiata (166593)
Aseri - Lasnamagi464.3 - 459.7Sweden (Kalmar) P. patagiata (166441 166533)
Aseri - Lasnamagi464.3 - 459.7Sweden (Jämtland) P. formosa (166594)
Aseri - Lasnamagi464.3 - 459.7Norway (Oslo) P. formosa (166588)
Aseri - Lasnamagi464.3 - 459.7Sweden (Dalarne) P. patagiata (166368)
Aseri - Uhaku464.3 - 458.0Norway (Oslo Asker) P. patagiata (164168)
Lasnamagi461.4 - 459.7Sweden (Dalarna) P. patagiata (192380)
Lasnamagi461.4 - 459.7Sweden (Siljan) P. patagiata (192378)
Early/Lower Llandeilo461.1 - 458.2Sweden P. sp. (2932 2939)
Early/Lower Llandeilo461.1 - 458.2Norway P. sp. (2950 2951)
Late/Upper Llanvirn461.1 - 458.2Sweden P. sp. (2931)
Late/Upper Llanvirn461.1 - 458.2Norway P. sp. (3179)
Llandeilo461.1 - 458.2Sweden (Vastergotland) P. patagiata (77098)
Uhaku - Aseri459.7 - 461.4Norway (Oslo Asker) P. patagiata (164162 164169)
Uhaku - Lasnamagi459.7 - 459.7Norway (Asker) P. patagiata (167004)
Uhaku - Lasnamagi459.7 - 459.7Sweden (Jämtland) P. patagiata (164506)
Uhaku - Lasnamagi459.7 - 459.7Norway (Ringsaker) P. patagiata (193511)
Uhaku459.7 - 458.0Norway (Asker) P. patagiata (166589)
Uhaku459.7 - 458.0Sweden (Skane) P. patagiata (166591)
Uhaku459.7 - 458.0Sweden (Dalarna) P. patagiata (157358)
Uhaku459.7 - 458.0Sweden (Dalarne) P. patagiata (169285)
Uhaku459.7 - 458.0Norway P. patagiata (166590 167002)
Uhaku459.7 - 458.0Sweden P. patagiata (240530 240531 240532 240538)
Costonian - Harnagian458.2 - 457.2Norway P. sp. (3255)