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Pristiograptus
Taxonomy
Pristiograptus is a genus. It is not extant.
It was assigned to Monograptidae by Bulman (1970); to Graptoloidea by Sepkoski (2002); and to Pristiograptinae by Radzevičius et al. (2020).
It was assigned to Monograptidae by Bulman (1970); to Graptoloidea by Sepkoski (2002); and to Pristiograptinae by Radzevičius et al. (2020).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Bohemograptus Přibyl |
| 1970 | Pristiograptus Bulman p. V134 |
| 2002 | Bohemograptus Sepkoski |
| 2002 | Pristiograptus Sepkoski |
| 2020 | Pristiograptus Radzevičius et al. p. 233 |
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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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| S. Radzevičius et al. 2020 | Rhabdosome variable in length, straight or gently curved. Thecae are straight, simple cylindrical, generally uniform throughout the rhabdosome, varying in degrees of inclination to the rhabdosome axis and amount of overlap. Aperture is without any distinct structures. Ventral wall quite straight with a clear thecal apertural lip. |