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Spinopriscopedatus quadratus
Taxonomy
Spinopriscopedatus quadratus was named by Kozur and Sadeddin (1990). It is considered to be a form taxon. Its type specimen is Holotype S 1/20/326/88 and is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Spinopriscopedatus quadratus Kozur and Sadeddin p. 360 figs. pl; 3 figs. 6, 7 |
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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.
†Spinopriscopedatus quadratus Kozur and Sadeddin 1990
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| H. Kozur and W. Sadeddin 1990 | Outline of sieve-plates subquadratic with slightly concave to slightly convex sides. Often two opposite sides are slightly convex, the other 2 slightly concave. One large spine lies on each comer of the sieve-plate. Central pore large and totally or almost totally covered by the large, conical stirrup. The 4 feet are situated intermediate to the marginal spines. The central pore is surrounded by a ring of small pores, usually 6-7 in number. |