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Acrograptus
Taxonomy
Acrograptus is a genus. It is not extant.
It was assigned to Graptoloidea by Sepkoski (2002); and to Sigmagraptinae by Toro (1993) and Vento et al. (2012).
It was assigned to Graptoloidea by Sepkoski (2002); and to Sigmagraptinae by Toro (1993) and Vento et al. (2012).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1993 | Acrograptus Toro p. 74 |
| 2002 | Acrograptus Sepkoski |
| 2012 | Acrograptus Vento et al. p. 353 |
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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 | |
|---|---|---|
| B. A. Toro 1993 | Sigmagraptínidos con estipes de segundo orden, horizontales a fuertemente declinados, delgados en el extremo proximal, que alcanzan 0,5 mm de ancho máximo (sensu Cooper y Fortey, 1982). |