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Perischodory incompertum

Trilobita - Corynexochida - Leiostegiidae

Taxonomy
Leiostegium (Perischodory) incompertum was named by Berg and Ross (1959). Its type specimen is USNM 136421, a pygidium, and it is a 3D body fossil.

It was recombined as Lloydia (Perischodory) incomperta by Lochman (1965); it was recombined as Perischodory incompertum by Pratt (1988).

Synonymy list
YearName and author
1959Leiostegium (Perischodory) incompertum Berg and Ross p. 115 figs. Pl. 21, fig. 15, P1. 22, fig. 4.
1965Lloydia (Perischodory) incomperta Lochman p. 480 figs. Pl. 62, fig. 42
1988Perischodory incompertum Pratt p. 1602 fig. 6P

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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
genusPerischodoryRaymond 1913
speciesincompertum(Berg and Ross 1959)

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.

Perischodory incompertum Berg and Ross 1959
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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: Hendy et al. 2009, Hendy 2009, Whittington et al. 1997, Aberhan et al. 2004

Age range: base of the Tremadoc to the top of the Demingian or 486.40000 to 483.40000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Demingian486.85 - 483.4USA (Montana) Lloydia incomperta (69026)
Tremadoc486.4 - 477.1Canada (Northwest Territories) Perischodory incompertum (192761)