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Stygininae

Trilobita - Corynexochida - Styginidae

Taxonomy
Stygininae was named by Vogdes (1890).

It was assigned to Scutelluidae by Owen and Bruton (1980) and Owen (1981); and to Styginidae by Whittington (2000).

Subtaxa

Synonymy list
YearName and author
1890Stygininae Vogdes
1980Stygininae Owen and Bruton
1981Stygininae Owen
2000Stygininae Whittington

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderCorynexochida
familyStyginidaeVogdes 1890
subfamilyStygininaeVogdes 1890
subfamilyStygininaeVogdes 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.

Subfm. †Stygininae Vogdes 1890
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G. †Bronteopsis Nicholson and Etheridge 1879
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Bronteopsis brumleyi Cooper 1953
Bronteopsis concentrica Nicholson and Etheridge 1879
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Invalid names: Bronteopsis scotia Reed 1904 [synonym]
Bronteopsis hotledahli Skjeseth 1955
Bronteopsis marginata Raymond 1925
Bronteopsis panderi Schmidt 1904
Bronteopsis toernquisti Moberg and Segerberg 1906
G. †Stygina Salter 1853
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Subg. †Stygina (Protostygina) Prantl and Pribyl 1949
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Stygina angustifrons Warburg 1925
Stygina latifrons Portlock 1843
Stygina minor Skjeseth 1955
Stygina murchisoni Reed 1914
Stygina plautoni Schmidt 1904
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: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedf
Created: 2009-12-14 23:37:50
Modified: 2009-12-15 01:37:50
Source: f = family, o = order, c = class
References: Aberhan et al. 2004, Hendy et al. 2009, Whittington et al. 1997

Age range: base of the Varangu to the top of the Pridoli or 485.40000 to 419.20000 Ma

Collections (70 total)


Time interval Ma Country or state Original ID and collection number
Varangu485.4 - 484.5Sweden Bronteopsis toernquisti (162445)
Arenig478.6 - 466.0China (QingHai) Stygina sp. (8687)
Early/Lower Llanvirn468.0 - 461.1Norway Bronteopsis sp. (3180)
Darriwilian467.3 - 458.4Russian Federation (Siberia) Stygina minor (205379)
Early/Lower Llandeilo466.0 - 460.9Sweden Bronteopsis sp. (2939)
Early/Lower Llandeilo466.0 - 460.9Norway Bronteopsis sp. (2950)
Lasnamagi463.5 - 460.9Sweden (Siljan) Bronteopsis sp. (2943)
Late/Upper Llanvirn463.5 - 460.9Sweden Bronteopsis sp. (2942)
Lasnamagi - Kukruse463.5 - 456.8Estonia (Harjumaa) Stygina plautoni (164284)
Late/Upper Llandeilo461.1 - 458.4Norway Bronteopsis sp. (3250)
Llandeilo461.1 - 458.4Sweden (Vastergotland) Bronteopsis sp. (77097)
Uhaku - Lasnamagi459.7 - 460.9Norway (Nes-Hamar) Bronteopsis holtedahli (163466)
Costonian - Harnagian458.4 - 457.2Sweden Bronteopsis sp. (2767) Stygina sp. (2765)
Aurelucian458.4 - 456.6United Kingdom (Scotland) Bronteopsis matutina (181541)
Soudleyan - Marshbrookian458.4 - 454.0Norway Bronteopsis sp., Stygina sp. (2948)
Soudleyan - Marshbrookian458.4 - 454.0China (GanSu) Bronteopsis sp. (8550)
Sandbian458.4 - 453.0Russian Federation (Siberia) Bronteopsis transversalis (206164)
Sandbian458.4 - 453.0United Kingdom (Scotland) Bronteopsis concentrica (208115 208116 208120)
Caradoc458.4 - 449.5USA (Virginia) Bronteopsis sp. (326 327)
Caradoc458.4 - 449.5United Kingdom (Scotland) Stygina sp. (188938)
Kukruse458.0 - 456.8Norway Bronteopsis concentrica (164270)
Burrellian456.6 - 452.5United Kingdom (Scotland) Bronteopsis concentrica (165043)
Marshbrookian455.0 - 454.0China (ShanXi) Bronteopsis sp. (7883)
Keila - Oandu453.9 - 451.8Norway Stygina minor (164286)
Oandu453.0 - 451.8Norway Bronteopsis sp., Stygina minor (163187) Stygina minor (162531 162532)
Oandu453.0 - 451.8Norway (Asker) Stygina minor (163199 163200 163204 163205)
Oandu - Rakvere453.0 - 450.5Norway Stygina minor (162633 163277)
Katian453.0 - 445.2Russian Federation (Siberia) Bronteopsis transversalis (205628)
Katian453.0 - 445.2Norway Stygina extensa (159377)
Katian - Hirnantian453.0 - 443.4Sweden (Dalarne) Stygina angustifrons (73413)
Rakvere - Nabala451.8 - 449.9Norway Stygina minor (162533)
Rakvere - Nabala451.8 - 449.9Norway (Ringerike) Stygina minor (162221)
Nabala450.5 - 449.9Norway Stygina minor (162634)
Nabala450.5 - 449.9Norway (Baerum) Stygina minor (163197)
Nabala - Vormsi450.5 - 449.5Sweden (Dalarne) Stygina latifrons (164283)
Harju450.5 - 443.8Sweden Stygina sp. (378)
Kralodvorian449.8 - 445.2Spain (Zaragoza) Bronteopsis sp. (21057)
Kralodvorian - Rawtheyan449.8 - 445.2Czech Republic Bronteopsis sp. (3879)
Pusgillian449.5 - 449.2Norway (Skien - Langesund) Stygina minor (163359)
Pusgillian - Cautleyan449.5 - 448.8Norway (Asker) Stygina minor (163351)
Pirgu449.5 - 445.2Norway Stygina extensa, Stygina latifrons (158962)
Pusgillian - Rawtheyan449.5 - 445.2Norway (Ringerike) Stygina minor, Stygina latifrons (163026)
Ashgill449.5 - 443.7USA (Nevada) Stygina sp. (359)
Pirgu - Hirnantian449.5 - 443.4Sweden (Dalarne) Stygina angustifrons (73408)
Cautleyan - Rawtheyan449.2 - 445.2United Kingdom (Wales) Stygina sp. (8290 8291)
Cautleyan - Rawtheyan449.2 - 445.2Belgium Stygina laevis (185303)
Cautleyan - Rawtheyan449.2 - 445.2Norway (Oslo Asker) Stygina latifrons (163342)
Rawtheyan448.8 - 445.2Norway (Oslo-Asker) Stygina sp. (366)
Rawtheyan448.8 - 445.2Norway (Oslo) Stygina latifrons (73439 163307)
Rawtheyan448.8 - 445.2Norway Stygina latifrons (163020 163339 163354 163362)
Rawtheyan448.8 - 445.2United Kingdom (Wales) Bronteopsis sp., Stygina sp. (3675)
Rawtheyan448.8 - 445.2United Kingdom (England) Stygina sp. (3667)
Rawtheyan - Hirnantian448.8 - 443.4Norway Stygina angustifrons (163364)
Hirnantian445.2 - 443.4Sweden Stygina latifrons (164285)
Pridoli423.0 - 419.2Sweden (Dalarne) Bronteopsis concentrica (164282)