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Stigmaspis
Taxonomy
Stigmaspis was named by Nelson (1951) [Sepkoski's age data: Cm Fran-u Sepkoski's reference number: 379]. It is not extant.
It was assigned to Saukiidae by Jell and Adrain (2002); and to Asaphida by Sepkoski (2002).
It was assigned to Saukiidae by Jell and Adrain (2002); and to Asaphida by Sepkoski (2002).
Species lacking formal opinion data
Entered
by J. Sepkoski on 2003-01-23; modified by D. van Oyen on 2013-04-30
Synonymy list
| Year | Name and author |
|---|---|
| 1951 | Stigmaspis Nelson |
| 2002 | Stigmaspis Jell and Adrain p. 448 |
| 2002 | Stigmaspis Sepkoski |
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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.
G. †Stigmaspis Nelson 1951
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy et al. 2009, Aberhan et al. 2004, Whittington et al. 1997 | |||||