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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) and Monteros and Moya (2011).
It was assigned to Dendroidea by Sepkoski (2002); and to Anisograptidae by Cho et al. (2009) and 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 | |
|---|---|---|
| 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: base of the Arenig to the top of the Tremadocian or 478.60000 to 477.70000 Ma
Collections (28 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tremadoc | Canada (Newfoundland) | A. compactus (204422) | |
| Tremadoc | China (GuangDong) | A. sp. (4675) | |
| Tremadoc | Norway | A. sp. (3105) | |
| Tremadoc | Russian Federation (Gorny Altai) | A. sp. (203938) | |
| Tremadoc | China (ShanXi) | A. sp. (8530) | |
| Tremadoc | China (JiangXi) | A. sp. (7759) | |
| Tremadoc | Argentina | A. flexuosus, A. richardsoni (9021) | |
| Tremadoc | China (ZheJiang) | A. sp. (7774) | |
| Tremadoc | Canada (Yukon) | A. matanensis (203946 203953) | |
| Tremadoc | China (JiLin) | A. sp. (21144 21145) | |
| Tremadoc | China (GuangXi) | A. sp. (4664) | |
| Tremadoc | China (Hunan) | A. sp. (210774) A. sp., A. delicatulus (210768 210771) | |
| Tremadoc | Russian Federation (Siberia) | A. sp. (9277) | |
| Gasconadian | Canada (Quebec) | A. flexuosus, A. richardsoni (203941) | |
| Tremadocian | Russian Federation (Siberia) | A. sp. (205377 205623) | |
| Tremadocian | New Zealand | A. sp. (63195) | |
| Ordovician | Norway (Naersnes) | A. sp. (156959 156960) | |
| Lancefieldian | Australia (Queensland) | A. sp. (197365) | |
| Lancefieldian | Australia (Victoria) | A. compactus, A. delicatulus (204417 204420) | |
| Lancefieldian | New Zealand | A. sp. (63189) | |
| Arenig | Canada (Yukon) | Didymograptus primigenius (288) |