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Evagena
Taxonomy
Evagena was named by Hahn and Brauckmann (1989) [Sepkoski's age data: C Vise].
It was assigned to Proetida by Sepkoski (2002); to Proetidae by Jell and Adrain (2002); and to Weaniinae by Hahn and Brauckmann (1989), Müller and Hahn (2022).
It was assigned to Proetida by Sepkoski (2002); to Proetidae by Jell and Adrain (2002); and to Weaniinae by Hahn and Brauckmann (1989), Müller and Hahn (2022).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1989 | Evagena Hahn and Brauckmann pp. 344 - 345 |
| 2002 | Evagena Jell and Adrain p. 477 |
| 2002 | Evagena Sepkoski |
| 2022 | Evagena Müller and Hahn pp. 112 - 113 |
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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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| G. Hahn and C. Brauckmann 1989 | Eine zu den Weaniinae gehorende, nur durch ihrc Freiwange bekannte Gattung mit folgenden Besonderheiten : Auge sehr gross, breit nierenformig im Umriss ; Wangen-Stachel massig lang, gcblaht, schwach tropfen-fOrmig im Umriss, im Inneren nicht unterteilt. Vorderer Bereich der festwange (um f3 ) am Cranidium sehr breit, o deutlich innerhalb der Llngs-Projektion von f3 gelegen. | |
| P. Müller and G. Hahn 2022 | A genus of Weaniinae with the following characters: Glabella mode- rately broadened between δ–δ. Preglabellar region wide (tr.). Anterior fixigenal region at β wide. Palpebral lobe widely extended. Occipital nodules prominent, ?thorn-like. Librigenae with large eyes and teardrop-shaped librigenal spine. ?Pygidium shortened, with narrow pygidial axis, reduced pairs of ribs and with developed border. |
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 | |||||