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Psigraptus
Taxonomy
Psigraptus was named by Jackson (1967) [Sepkoski's age data: O Trem-u].
It was assigned to Dendroidea by Sepkoski (2002); and to Anisograptidae by Rickards and Stait (1984) and Jackson and Lenz (2003).
It was assigned to Dendroidea by Sepkoski (2002); and to Anisograptidae by Rickards and Stait (1984) and Jackson and Lenz (2003).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Psigraptus Jackson |
| 1981 | Yukonograptus Lin p. 244 |
| 1984 | Psigraptus Rickards and Stait p. 107 |
| 1985 | Muenzigraptus Zhao and Zhang p. 18 |
| 1985 | Diphygraptus Zhao and Zhang pp. 19 - 20 |
| 1985 | Holopsigraptus Zhao and Zhang pp. 20 – 21 |
| 1985 | Clonograptus (Neoclonograptus) Zhao and Zhang p. 21 |
| 2002 | Psigraptus Sepkoski |
| 2003 | Psigraptus Jackson and Lenz pp. 142 - 143 |
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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. †Psigraptus Jackson 1967
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†Psigraptus arcticus Jackson 1967
†Psigraptus jacksoni Rickards and Stait 1984
†Psigraptus lenzi Jackson 1967
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Invalid names: Psigraptus quadribrachiatus Zhao and Zhang 1985 [synonym]
†Psigraptus magnus Zhao and Zhang 1986
Invalid names: Diphygraptus Zhao and Zhang 1985 [synonym], Holopsigraptus Zhao and Zhang 1985 [synonym], Muenzigraptus Zhao and Zhang 1985 [synonym], Neoclonograptus Zhao and Zhang 1985 [synonym], Yukonograptus Lin 1981 [synonym]
Diagnosis
No diagnoses are available