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Akidograptus ascensus
Taxonomy
Akidograptus ascensus was named by Davies (1929). Its type specimen is SM Al 0021 (colony) and is a 3D body fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1929 | Akidograptus ascensus Davies p. 9 figs. 9, text-figs. 22-24 |
| 1983 | Akidograptus ascensus Williams pp. 62 - 63 figs. Text-figs. 9i-h, 10j-n |
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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.
†Akidograptus ascensus Davies 1929
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| S. H. Williams 1983 | Small rhabdosome up to 1 mm wide with protracted thP and 12. Thecae, numbering about eleven in 10 mm, with almost vertical, straight supragenicular walls, rounded genicula, and short, straight, gently inclined interthecal septa. Apertures slightly everted, excavations narrow but Jong. Virgella commonly forked. |