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Pseudogygites latimarginatus

Trilobita - Asaphida - Asaphidae

Taxonomy
Asaphus latimarginata was named by Hall (1847).

It was recombined as Ogygites latimarginatus by Ruedemann and Ehlers (1924); it was recombined as Pseudogygites latimarginatus by Ludvigsen (1979), Bolton (2000).

Sister species lacking formal opinion data
P. atimarginatus

Synonyms
  • Asaphus canadensis was named by Chapman (1856).

    It was recombined as Basilicus canadensis by Raymond (1905); it was recombined as Ogygites canadensis by Raymond (1912); it was recombined as Pseudogygites canadensis by Liberty (1969); it was synonymized subjectively with Pseudogygites latimarginatus by Bolton (2000).
Synonymy list
YearName and author
1847Asaphus latimarginata Hall p. 253 figs. pl. 66, figs, 4a, b.
1856Asaphus canadensis Chapman p. 482
1905Basilicus canadensis Raymond p. 62
1912Ogygites canadensis Raymond p. 118 figs. pl. 1 2
1924Ogygites latimarginatus Ruedemann and Ehlers
1969Pseudogygites canadensis Liberty
1979Pseudogygites latimarginatus Ludvigsen pp. 7 - 18 figs. Figs. 2, 3, 4, 5, 6a-e, 7a-C, 12a-d
2000Pseudogygites latimarginatus Bolton figs. pl. 32 f. 8; pl. 38 f. 12

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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
genusPseudogygitesKobayashi 1934
specieslatimarginatus(Hall 1847)

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.

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Invalid names: Pseudogygites canadensis Chapman 1856 [synonym]
Diagnosis
ReferenceDiagnosis
R. Ludvigsen 1979A species of Pseudogygites with a long preglabellar field (= 18— 23% of sagittal
cephalic length); a subtriangular pygidium with 12 to 14 distinct pleurae, short and
faint pleural furrows evident only on anterior portion of pygidium, well-defined border furrow, and relatively narrow border. Median connective suture is fused.
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: Aberhan et al. 2004, Hendy et al. 2009, Hendy 2009

Age range: base of the Edenian to the top of the Richmondian or 451.00000 to 445.50000 Ma

Collections (15 total)


Time interval Ma Country or state Original ID and collection number
Chatfieldian - Edenian453.8 - 450.2Canada (Nunavut) Pseudogygites latimarginatus (192339)
Edenian451.0 - 450.2Canada (Nunavut) Ogygites canadensis (24230)
Edenian - Maysvillian451.0 - 449.6USA (Michigan) Ogygites latimarginatus (26337 26338 26339)
Edenian - Maysvillian451.0 - 449.6Canada (Ontario) Pseudogygites canadensis (26293 26294 26295)
Maysvillian450.2 - 449.6Canada (Ontario) Pseudogygites canadensis (26296)
Richmondian449.6 - 445.5Canada (Northwest Territories) Pseudogygites latimarginatus (26091 26093 26094 26095 26096)
Ashgill449.5 - 443.1Canada (Northwest Territories) Pseudogygites latimarginatus (188783)