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Cummingella jonesi
Taxonomy
Phillipsia jonesi was named by Portlock (1843). It is the type species of Cummingella.
It was recombined as Cummingella jonesi by Reed (1942) and Osmólska (1970).
It was recombined as Cummingella jonesi by Reed (1942) and Osmólska (1970).
Sister species lacking formal opinion data
Synonymy list
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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.
†Cummingella jonesi Portlock 1843
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| H. Osmólska 1970 | Cephalon vaulted transversely with weakly convex lateral border and rounded genal angles, anterior border vertical, coalesced with glabella and covered by it ; glabella contracted at mid-length, as broad across the frontal lobe as between palpebral lobes ; 4 pairs of glabellar furrows very shallow, SI not reaching occipital furrow, Sa far from axial furrow; basal lobe flat, eye does not stand out from general plane of librigena; pygidium strongly vaulted transversely, axis with 13 convex rings, 9 very convex ribs, pleural furrows deep, reaching the border, interpleural furrows weak, passing onto border, anterior bands of ribs much broader than posterior ones, passing onto border, cephalon finely punctured, pygidium granulated. |
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Whittington et al. 1997, Fortey and Owens 1999, Aberhan et al. 2004 | |||||