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Megistaspis (Megistaspis)

Trilobita - Asaphida - Asaphidae

Taxonomy
Megistaspis (Megistaspis) was named by Jaanusson (1956) [Sepkoski's age data: O Trem-u O Llvi replacement name for Megalaspis]. Its type is Megalaspis limbata.

It was assigned to Megistaspis by Jaanusson (1956).

Synonymy list
YearName and author
1956Megistaspis (Megistaspis) Jaanusson

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderAsaphidaSalter 1864
superfamilyAsaphoideaSalter 1864
familyAsaphidaeBurmeister 1843
subfamilyIsotelinaeAngelin 1854
genusMegistaspisJaanusson 1956
subgenusMegistaspisJaanusson 1956

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.

Subg. †Megistaspis (Megistaspis) Jaanusson 1956
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†Megistaspis (Megistaspis) simon Tjernvik and Johansson 1980
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
Spines: minorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingo
Life habit: low-level epifaunalo
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-08 11:56:30
Modified: 2009-06-08 13:56:30
Source: g = genus, f = family, o = order, c = class
References: Hendy 2009, Hendy et al. 2009, Aberhan et al. 2004

Age range: base of the Volkhov to the top of the Kunda or 471.10000 to 464.30000 Ma

Collections (29 total)


Time interval Ma Country or state Original ID and collection number
Hunneberg - Volkhov481.1 - 469.2Russian Federation (Moscow oblast) Megistaspis limbata (235824)
Langevoja471.8 - 469.2Sweden Megistaspis limbata (198069 198071 198080 198097 198100 198104 198107 198110)
Volkhov471.1 - 469.2Latvia Megistaspis limbata (207274)
Volkhov471.1 - 469.2Sweden (Bornholm) Megistaspis polyphemus (173625 173626) Megistaspis polyphemus, Megistaspis limbata (173564 173600)
Volkhov471.1 - 469.2Sweden Megistaspis limbata (198115 198119 198135) Megistaspis simon (198114 198116 198122 198124 198128 198130 198132) Megistaspis sp. (198141 198146 198161)
Kunda469.2 - 464.3Latvia Megistaspis limbata (207276)
Darriwilian467.3 - 458.4Russian Federation (Siberia) Megistaspis polyphemus (205568)