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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Phillipsia morganensis was named by Mitchell (1918). Its type specimen is QGSF1000, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is QGS L3004. Trilobite Ridge, Mt. Morgan, which is in a Tournaisian marine mudstone/limestone in the Malchi Creek Formation of Australia.
It was recombined as Cyrtoproetus morganensis by Hahn and Hahn (1969); it was recombined as Conophillipsia morganensis by Engel and Morris (1984); it was recombined as Monodechenella morganensis by Vanderlaan and Ebach (2015).
It was recombined as Cyrtoproetus morganensis by Hahn and Hahn (1969); it was recombined as Conophillipsia morganensis by Engel and Morris (1984); it was recombined as Monodechenella morganensis by Vanderlaan and Ebach (2015).
Synonymy list
| Year | Name and author |
|---|---|
| 1918 | Phillipsia morganensis Mitchell p. 471 figs. pl. 49, figs. 11–12, pl. 51, fig. 1 |
| 1969 | Cyrtoproetus morganensis Hahn and Hahn p. 56 |
| 1984 | Conophillipsia morganensis Engel and Morris p. 47 figs. 14, 15A-C |
| 2015 | Monodechenella morganensis Vanderlaan and Ebach pp. 22 - 23 |
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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.
†Monodechenella morganensis Mitchell 1918
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| T. A. Vanderlaan and M. C. Ebach 2015 | Glabella touches anterior border furrow; glabellar length slightly longer than width, gently convex. Pygidium parabolic in outline, border convex; axis slopes posteriorly; 12+ axial rings, ring furrows straight or gently curving posteriorly; 9+ pleural ribs. |
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy 2009, Fortey and Owens 1999, Aberhan et al. 2004 | |||||
Age range: Tournaisian or 358.90000 to 346.70000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tournaisian | Australia (Queensland) | Phillipsia morganensis (223681) |