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Achistrum multiperforatum
Taxonomy
Achistrum (Porachistrum) multiperforatum was named by Beckmann (1965). It is considered to be a form taxon.
It was recombined as Achistrum multiperforatum by Boczarowski (2001) and Bohaty and Herbig (2010).
It was recombined as Achistrum multiperforatum by Boczarowski (2001) and Bohaty and Herbig (2010).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Achistrum (Porachistrum) multiperforatum Beckmann pp. 204-205 figs. Pl. 1: 6–8; text-figs 8-10 |
| 2001 | Achistrum multiperforatum Boczarowski pp. 156-158 figs. Pl. 19: 4-18; Text-figs 73A-Z, 74A-F, I, J |
| 2010 | Achistrum multiperforatum Bohaty and Herbig p. 380 figs. Figs 6B, (?) 7L–M |
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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.
†Achistrum multiperforatum Beckmann 1965
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. Boczarowski 2001 | Radial elements of the calcareous ring with a large, but not protruding, concavity for muscle insertion. On the inner edge of the distal part of the radials there are four distinct knobs, each pair separated by a concavity, giving the margin a wavy appearance. Sclerites are hooks with a perforated eye, its network is droplet−like in outline. |