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Griffithides
Taxonomy
Griffithides was named by Portlock (1843) [Sepkoski's age data: C Tour-l C Step-l Sepkoski's reference number: 389].
It was reranked as Phillipsia (Griffithides) by Meek and Worthen (1870).
It was assigned to Phillipsia by Meek and Worthen (1870); to Phillipsiidae by Campbell and Engel (1963); to Proetidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Griffithidinae by Osmólska (1970), Tilsley (1988), Brezinski (2007) and Hahn et al. (2012).
It was reranked as Phillipsia (Griffithides) by Meek and Worthen (1870).
It was assigned to Phillipsia by Meek and Worthen (1870); to Phillipsiidae by Campbell and Engel (1963); to Proetidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Griffithidinae by Osmólska (1970), Tilsley (1988), Brezinski (2007) and Hahn et al. (2012).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1843 | Griffithides Portlock p. 310 |
| 1870 | Phillipsia (Griffithides) Meek and Worthen |
| 1963 | Griffithides Campbell and Engel p. 112 |
| 1970 | Griffithides Osmólska p. 108 |
| 1988 | Griffithides Tilsley p. 168 |
| 2002 | Griffithides Jell and Adrain p. 380 |
| 2002 | Griffithides Sepkoski |
| 2007 | Griffithides Brezinski pp. 741 - 742 |
| 2012 | Griffithides Hahn et al. |
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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. †Griffithides Portlock 1843
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G. †Eocyphinium Reed 1942
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†Eocyphinium seminiferum Phillips 1836
Invalid names: Metaphillipsia Reed 1943 [synonym]
Subg. †Griffithides (Griffithides) Portlock 1843
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†Griffithides (Griffithides) majus Chamberlain 1977
†Griffithides (Griffithides) megalopos Chamberlain 1977
†Griffithides acanthiceps Woodward 1884
†Griffithides ornatus Vogdes 1895
†Griffithides pustulosus Snider 1915
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| H. Osmólska 1970 | Cephalon with genal spines, glabella elongate, gibbous anteriorly with
basal lobe small and distinctly detached ; pygidium broadly rounded posteriorly with concave or at least flattened and horizontally placed border; 13-15 pygidial rings ; 9-10 ribs; rings and ribs distinctly delimited, convex; ornamentation granular, usually dense and coarse. |