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Anisograptus
Taxonomy
Anisograptus was named by Ruedemann (1937) [Sepkoski's age data: O Trem-l]. It is not extant. Its type is Anisograptus matanensis.
It was assigned to Dendroidea by Sepkoski (2002); and to Anisograptidae by Cho et al. (2009), Monteros and Moya (2011).
It was assigned to Dendroidea by Sepkoski (2002); and to Anisograptidae by Cho et al. (2009), Monteros and Moya (2011).
Species
Synonymy list
Year | Name and author |
---|---|
1937 | Anisograptus Ruedemann |
2002 | Anisograptus Sepkoski |
2009 | Anisograptus Cho et al. |
2011 | Anisograptus Monteros and Moya |
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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. †Anisograptus Ruedemann 1937
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†Anisograptus compactus Cooper and Stewart 1979
†Anisograptus delicatulus Cooper and Stewart 1979
†Anisograptus matanensis Ruedemann 1937
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Invalid names: Anisograptus flexuosus Bulman 1941 [synonym], Anisograptus norvegicus Bulman 1954 [synonym], Anisograptus primigenius Bulman 1950 [synonym], Anisograptus richardsoni Bulman 1941 [synonym]
Diagnosis
Reference | Diagnosis | |
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J. A. Monteros and M. C. Moya 2011 | Triradiate anisograptid with horizontal to subhorizontal rhabdosome form; spacing of dichotomies highly variable; number of stipes unrestricted; development based on dicalycal thecae t1(2) and t1(3). |
Measurements
No measurements are available
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Source: o = order, c = class | |||||
References: Aberhan et al. 2004, Aberhan 1992 |
Age range: Lancefieldian or 484.30000 to 474.90000 Ma
Collections (30 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Gasconadian | Canada (Quebec) | A. flexuosus, A. richardsoni (203941) | |
Tremadocian | Mexico | A. matanensis (236915) A. sp. (236919) | |
Tremadocian | New Zealand | A. sp. (63195) | |
Tremadocian | Russian Federation (Siberia) | A. sp. (205377 205623) | |
Ordovician | Norway (Naersnes) | A. sp. (156959 156960) | |
Tremadoc | Argentina | A. flexuosus, A. richardsoni (9021) | |
Tremadoc | China (Hunan) | A. sp. (210774) A. sp., A. delicatulus (210768 210771) | |
Tremadoc | China (ShanXi) | A. sp. (8530) | |
Tremadoc | China (JiLin) | A. sp. (21144 21145) | |
Tremadoc | Russian Federation (Siberia) | A. sp. (9277) | |
Tremadoc | China (GuangDong) | A. sp. (4675) | |
Tremadoc | China (GuangXi) | A. sp. (4664) | |
Tremadoc | China (JiangXi) | A. sp. (7759) | |
Tremadoc | Canada (Newfoundland) | A. compactus (204422) | |
Tremadoc | Canada (Yukon) | A. matanensis (203946 203953) | |
Tremadoc | China (ZheJiang) | A. sp. (7774) | |
Tremadoc | Russian Federation (Gorny Altai) | A. sp. (203938) | |
Tremadoc | Norway | A. sp. (3105) | |
Lancefieldian | Australia (Queensland) | A. sp. (197365) | |
Lancefieldian | New Zealand | A. sp. (63189) | |
Lancefieldian | Australia (Victoria) | A. compactus, A. delicatulus (204417 204420) | |
Arenig | Canada (Yukon) | Didymograptus primigenius (288) |