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Onchonotus

Trilobita - Ptychopariida - Catillicephalidae

Taxonomy
Onchonotus was named by Raymond (1924) [Sepkoski's age data: Cm Trep O l Sepkoski's reference number: 80]. It is not extant.

It was assigned to Catillicephalidae by Jell and Adrain (2002); and to Trilobita by Sepkoski (2002).

Species lacking formal opinion data

Synonymy list
YearName and author
1924Onchonotus Raymond
2002Onchonotus Jell and Adrain p. 414
2002Onchonotus Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyCatillicephalidaeRaymond 1938
genusOnchonotusRaymond 1924

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.

G. †Onchonotus Raymond 1924
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Onchonotus convexus Rasetti 1944
Onchonotus globosus Billings 1860
Onchonotus granulatus Rasetti 1944
Onchonotus nasutus Walcott 1911
Onchonotus richardsoni Walcott 1911
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: well-developedf
Created: 2009-12-19 03:50:16
Modified: 2009-12-19 05:50:16
Source: f = family, c = class
References: Aberhan et al. 2004, Whittington et al. 1997

Age range: Dolgellian or 492.50000 to 485.40000 Ma

Collections (20 total)


Time interval Ma Country or state Original ID and collection number
Sunwaptan493.5 - 487.5Canada (Newfoundland and Labrador) O. antiqus (81277) O. convexus (81269 81270 81271 81272 81286 81287) O. granulatus (81285) O. richardsoni (81284)
Dolgellian492.5 - 485.4Canada (Quebec) O. convexus (8933)
Trempealeauan492.5 - 485.4Canada (Quebec) O. convexus (224137) O. globosus, O. nasutus (224150) O. globosus, O. nasutus, O. granulatus (224140) O. nasutus (224138) O. richardsoni (224133 224136 224139 224142) Theodenisia convexa (8935)
Tremadoc486.5 - 477.7Canada (Newfoundland and Labrador) O. sp. (78091)