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Uromystrum

Trilobita - Proetida - Bathyuridae

Taxonomy
Uromystrum was named by Whittington (1953) [Sepkoski's age data: O Trem-u O Llvi-u Sepkoski's reference number: 795].

It was assigned to Proetida by Sepkoski (2002); to Bathyuridae by Jell and Adrain (2002); and to Bathyurellinae by Fortey and Bruton (2013).

Species
U. affine, U. brevispinum, U. drepanon, U. marginiatus, U. minor, U. patulum, U. validus
Species lacking formal opinion data
U. validum

Synonymy list
YearName and author
1953Uromystrum Whittington
2002Uromystrum Jell and Adrain p. 457
2002Uromystrum Sepkoski
2013Uromystrum Fortey and Bruton

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
familyBathyuridaeWalcott 1886
subfamilyBathyurellinaeHupe 1953
genusUromystrumWhittington 1953

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. †Uromystrum Whittington 1953
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†Uromystrum affine Poulsen 1937
†Uromystrum brevispinum Raymond 1905
†Uromystrum drepanon Fortey and Bruton 2013
†Uromystrum marginiatus Billings 1865
†Uromystrum minor Raymond 1905
†Uromystrum patulum Whittington 1963
†Uromystrum validus Billings 1865
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: deposit feedero
Vision: well-developedf
Created: 2009-12-19 02:31:34
Modified: 2009-12-19 04:31:34
Source: f = family, o = order, c = class
References: Aberhan et al. 2004, Fortey and Owens 1999, Whittington et al. 1997

Age range: base of the Floian to the top of the Arenig or 477.70000 to 466.00000 Ma

Collections (57 total)


Time interval Ma Country or state Original ID and collection number
Jeffersonian485.4 - 470.0Canada (Newfoundland and Labrador) U. affine (133147)
Jeffersonian485.4 - 470.0Canada (Newfoundland) U. affine (195756 195785)
Cassinian482.3 - 470.0Canada (Newfoundland and Labrador) U. affine (103540 106238 106239 106241) U. marginatus (133127 133140)
Cassinian482.3 - 470.0Canada (Newfoundland) U. sp. (195757) U. sp., Grinnellaspis marginiatus (195758)
Tulean480.8 - 474.9Norway (Spitsbergen) U. affine (189836) U. affine, U. drepanon (189837)
Tulean - Blackhillsian480.8 - 470.0Canada (Newfoundland and Labrador) U. affine (196381 196383) U. forteyi (195776)
Tulean - Blackhillsian480.8 - 470.0Canada (Newfoundland) U. sp., U. affine (195770 196380 196385)
Arenig478.6 - 466.0USA (New York) Grinnellaspis marginiata (55243)
Arenig478.6 - 466.0Argentina U. sp. (8721)
Arenig478.6 - 466.0USA (Vermont) Grinnellaspis marginiata (55241)
Floian477.7 - 470.0Canada (Newfoundland) U. affine, U. marginatus (195748)
Blackhillsian474.9 - 470.0Norway (Spitsbergen) U. affine, U. drepanon (189838)
Rangerian470.0 - 470.3USA (Utah) U. sp. (37452) U. validum (37462)
Rangerian470.0 - 470.3USA (Nevada) U. validum (37485)
Chazyan470.0 - 457.3Canada (Newfoundland and Labrador) U. validum (104870)
Chazyan470.0 - 457.3USA (New York) Bathyurellus minor (172321 172348)
Whiterockian470.0 - 457.3Canada (Quebec) U. minor (111333 111361 111363 111431 111432)
Whiterockian470.0 - 457.3Canada (Newfoundland and Labrador) U. fraternum, U. formosum, U. patulum (104752) U. validum (104863 104875 104878 104881 104882 104883 104884 104885 104886 104887)
Whiterockian470.0 - 457.3USA (New York) U. brevispinum (103280) U. minor (102995 103004 103311)
Whiterockian470.0 - 457.3USA (Nevada) U. sp. (104376 104378) U. validum (37486 37488 37490)
Whiterockian470.0 - 457.3USA (Utah) U. sp. (104064)
Llanvirn468.0 - 458.4Canada (Newfoundland and Labrador) U. sp. (78099)