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Sentosia praecursor
Taxonomy
Krotovia praecursor was named by Stainbrook (1947) [= Productella spinigera Kindle (part), 1909, pi. 5, fig. 4.
Original holotype number: M.A.S. 1609A]. Its type specimen is USNM 155790, a shell, and it is a 3D body fossil.
It was recombined as Sentosia praecursor by Muir-Wood and Cooper (1960) and Cooper and Dutro (1982).
It was recombined as Sentosia praecursor by Muir-Wood and Cooper (1960) and Cooper and Dutro (1982).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1947 | Krotovia praecursor Stainbrook p. 313 figs. pl. 46 f. 11-15 |
| 1960 | Sentosia praecursor Muir-Wood and Cooper p. 196 figs. pl. 43 f. 8-22; txt-fig. 7c |
| 1982 | Sentosia praecursor Cooper and Dutro p. 67 |
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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.
†Sentosia praecursor Stainbrook 1947
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| G. A. Cooper and J. T. Dutro 1982 | A very distinctive form because of its fine mat of spines and broadly flattened anterior. |