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Nicholsonella

Stenolaemata - Trepostomida

Taxonomy
Nicholsonella was named by Ulrich (1890). Its type is Nicholsonella ponderosa.

It was assigned to Constellariidae by Bassler (1911) and Bassler (1953); to Trepostomata by Ross (1963); to Trepostomida by Sepkoski (2002) and Bolton and Cuffey (2005); and to Amplexoporina by Ernst et al. (2017).

Species
N. acanthobscura, N. irregularis, N. parafrondifera, N. ponderosa (type species)
Species lacking formal opinion data
N. huoi, N. spinigera, N. vaupeli, N. wilsonae

Synonymy list
YearName and author
1890Nicholsonella Ulrich
1911Nicholsonella Bassler
1953Nicholsonella Bassler p. G106
1963Nicholsonella Ross
2002Nicholsonella Sepkoski
2005Nicholsonella Bolton and Cuffey
2017Nicholsonella Ernst et al. p. 209

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
RankNameAuthor
phylumBryozoaEhrenberg 1831
classStenolaemataBorg 1926
superorderPalaeostomataMa et al. 2014
orderTrepostomida(Ulrich 1882)
suborderAmplexoporinaAstrova 1965
genusNicholsonellaUlrich 1890

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. †Nicholsonella Ulrich 1890
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†Nicholsonella acanthobscura McKinney 1971
†Nicholsonella irregularis Loeblich 1942
†Nicholsonella ponderosa Ulrich 1890
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Environment: marineuc
Locomotion: stationaryc
Attached: yesc
Life habit: epifaunalp
Diet: suspension feederc
Vision: blindc
Created: 2007-09-18 02:11:14
Modified: 2010-02-15 07:19:29
Source: c = class, p = phylum, uc = unranked clade
References: Nesnidal et al. 2013, Kiessling 2004, Smith et al. 2006

Age range: base of the Floian to the top of the Homerian or 477.70000 to 427.40000 Ma

Collections (79 total)


Time interval Ma Country or state Original ID and collection number
Canadian485.4 - 457.3Canada (Quebec) N. acanthobscura (175223 175330)
Arenig478.6 - 466.0Argentina N. sp. (8721 8746)
Arenig478.6 - 466.0China (Guizhou) N. sp. (5266)
Arenig478.6 - 466.0Argentina (San Juan) N. sp. (8743)
Arenig478.6 - 466.0China (Sichuan) N. sp. (5414)
Arenig478.6 - 466.0China (JiangSu) N. sp. (7878 7922)
Floian477.7 - 470.0China (Shaanxi) N. huoi (78411)
Rangerian470.0 - 470.3USA (Maine) N. sp. (115156)
Middle Ordovician470.0 - 458.4Russian Federation N. sp. (115774)
Chazyan470.0 - 457.3USA (Vermont) N. sp. (172638 172665 172666 172667 172728)
Chazyan470.0 - 457.3Canada (Quebec) N. irregularis (175243 175282) N. parafrondifera (175245 175320) N. sp. (45281)
Chazyan470.0 - 457.3USA (New York) N. sp. (42808 172640 172669 172670 172674 172690 172700 172723)
Llanvirn - Llandeilian468.0 - 460.9South Korea (Kangweondo (Gangwon-do)) N. sp. (198260)
Sandbian458.4 - 453.0Argentina (San Juan) N. spinigera (226179)
Caradoc458.4 - 449.5USA (Georgia) N. sp. (33103 33104 33105 33106 33107)
Caradoc458.4 - 449.5USA (Virginia) N. sp. (33454 33525 33526 33934 33935 33936 33937)
Caradoc458.4 - 449.5Russian Federation N. sp. (24016)
Caradoc458.4 - 449.5USA (Tennessee) N. sp. (80005 80105 80106 80107 80108 80597)
Caradoc458.4 - 449.5France N. recta (143880)
Turinian457.3 - 453.8Canada (Ontario) N. sp. (26188 26191)
Mohawkian457.3 - 451.0USA (Nevada) N. sp. (104498)
Ashbyan457.3 - 449.6USA (Tennessee) N. frondifera, N. pulchra (5327)
Blackriveran457.3 - 449.6USA (Tennessee) N. frondifera, N. pulchra (5328 5331) N. pulchra, N. frondifera (5329)
Blackriveran457.3 - 449.6Canada (Ontario) N. wilsonae (55999)
Blackriveran457.3 - 449.6USA (Oklahoma) N. acanthobscura (80713) N. laminata, N. moniliformis (23896) N. moniliformis, N. irregularis (23898)
Kirkfieldian457.3 - 449.6Canada (Ontario) N. sp., N. laminata, N. ponderosa (26192)
Rocklandian457.3 - 449.6USA (Minnesota, Iowa, Wisconsin, Illinois) N. ponderosa (23309) N. sp. (23378) N. sp., N. ponderosa (23314)
Rocklandian457.3 - 449.6USA (Wisconsin, Illinois, Iowa) N. ponderosa (23305)
Shermanian457.3 - 449.6USA (Tennessee) N. vaupeli (5368)
Haljala - Nabala456.8 - 449.9Russian Federation (Krasnoyarsk) N. pulchra (204802)
Chatfieldian453.8 - 451.0Canada (Ontario) N. sp., N. wilsoni (26263)
Katian453.0 - 445.2Mongolia (Bayanhongor) N. amplexa (79592)
Maysvillian450.2 - 449.6USA (Ohio) N. sp. (391)
Maysvillian - Ashgill450.2 - 443.7USA (Ohio) N. sp. (389)
Kralodvorian449.8 - 445.2France N. divulgata, N. recta (143879)
Richmondian449.6 - 445.5USA (Ohio) N. peculiaris (5326)
Rawtheyan - Cautleyan448.8 - 448.8Russian Federation (Siberia) N. sp. (9313)
Niagaran438.0 - 421.3USA (New York) N. florida (22817)
Homerian430.5 - 427.4United Kingdom (England) N. sp. (23057)