Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Pseudobasilicus brachyrachis

Artiopoda - Asaphida - Asaphidae

Taxonomy
Asaphus brachyrachis was named by Törnquist (1884). It is not extant.

It was recombined as Pseudobasilicus brachyrachis by Jaanusson (1953).

Sister species lacking formal opinion data
P. lawriwi

Synonymy list
YearName and author
1953Pseudobasilicus brachyrachis Jaanusson

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaGravenhorst 1843
classArtiopodaHou and Bergstrom
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderAsaphidaSalter 1864
superfamilyAsaphoideaSalter 1864
familyAsaphidaeBurmeister 1843
subfamilyAsaphinaeBurmeister 1843
genusPseudobasilicusReed 1930
speciesbrachyrachis(Törnquist 1884)

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.

†Pseudobasilicus brachyrachis Törnquist 1884
show all | hide all
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 11:33:50
Modified: 2009-06-08 13:33:50
Source: g = genus, f = family, o = order, c = class
References: Hendy 2009, Aberhan et al. 2004, Hendy et al. 2009

Age range: Llandeilo or 461.10000 to 458.20000 Ma

Collections (21 total)


Time interval Ma Country or state Original ID and collection number
Aseri - Lasnamagi464.3 - 459.7Sweden (Siljan) Pseudobasilicus brachyrachis (166595)
Aseri - Lasnamagi464.3 - 459.7Sweden (Kalmar) Pseudobasilicus brachyrachis (166441 166533)
Aseri - Lasnamagi464.3 - 459.7Sweden Pseudobasilicus brachyrachis (166336 166444 166531 166539 166584)
Aseri - Lasnamagi464.3 - 459.7Sweden (Dalarna) Pseudobasilicus brachyrachis (166335)
Aseri - Lasnamagi464.3 - 459.7Sweden (Öland) Pseudobasilicus brachyrachis (166445 166532 166534 166585 166586 166587)
Lasnamagi461.4 - 459.7Sweden (Siljan) Pseudobasilicus brachyrachis (2943 2944)
Lasnamagi461.4 - 459.7Sweden (Dalarna) Pseudobasilicus brachyrachis (192033 192382)
Llandeilo461.1 - 458.2Sweden (Vastergotland) Pseudobasilicus brachyrachis (77101)
Uhaku459.7 - 458.0Sweden Pseudobasilicus brachyrachis (166374)