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Leiostegium manitouensis

Trilobita - Corynexochida - Leiostegiidae

Taxonomy
Leiostegium manitouensis was named by Walcott (1925).

It was corrected as Leiostegium manitouense by Ross (1951); it was recombined as Lloydia (Leiostegium) manitouensis by Lochman (1965).

Synonymy list
YearName and author
1925Leiostegium manitouensis Walcott p. 104 figs. Pl. 23, figs. 12-19
1951Leiostegium manitouense Ross p. 105 figs. Pl. 27, fig. 1
1965Lloydia (Leiostegium) manitouensis Lochman p. 478 figs. Pl. 62, figs. 35-41.
1988Leiostegium manitouensis Pratt pp. 1599 - 1602 figs. 6A-60, 7

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderCorynexochida
suborderLeiostegiinaBradley 1925
superfamilyLeiostegioideaBradley 1925
familyLeiostegiidaeBradley 1925
genusLeiostegiumRaymond 1913
speciesmanitouensisWalcott 1925

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.

†Leiostegium manitouensis Walcott 1925
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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: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedf
Created: 2009-06-10 08:32:32
Modified: 2009-06-10 10:32:32
Source: g = genus, f = family, o = order, c = class
References: Aberhan et al. 2004, Whittington et al. 1997, Hendy 2009, Hendy et al. 2009

Age range: base of the Lancefieldian to the top of the Stairsian or 484.30000 to 481.70000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Demingian486.85 - 483.4USA (New Mexico) Lloydia manitouensis (56479)
Demingian486.85 - 483.4USA (Idaho) Leiostegium manitouense (103810)
Demingian486.85 - 483.4USA (Montana) Lloydia manitouensis (284 69026 69027)
Tremadocian486.85 - 477.1Canada (Northwest Territories) Leiostegium manitouensis (25754)
Tremadoc486.4 - 477.1Canada (Northwest Territories) Leiostegium manitouensis (192761)
Lancefieldian484.3 - 474.9Australia (Victoria) Leiostegium manitouensis (165725)
Stairsian483.4 - 481.7USA (Utah) Leiostegium manitouense (103892) Leiostegium manitouensis (104066)