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Geigibole vivax
Taxonomy
Cyrtosymbole (Geigibole) vivax was named by Hahn and Hahn (1971). Its type specimen is SMF 22751, a cephalon/head (cranidium), and it is a 3D body fossil.
It was recombined as Pseudowaribole (Geigibole) vivax by Brauckmann (1978); it was recombined as Geigibole vivax by Müller and Hahn (2022).
It was recombined as Pseudowaribole (Geigibole) vivax by Brauckmann (1978); it was recombined as Geigibole vivax by Müller and Hahn (2022).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1971 | Cyrtosymbole (Geigibole) vivax Hahn and Hahn p. 467–470 figs. Taf. 3, Fig. 21–25, Abb. 2, 5. |
| 1978 | Pseudowaribole (Geigibole) vivax Brauckmann pp. 7, 8, 13, 19 fig. 19 |
| 2022 | Geigibole vivax Müller and Hahn pp. 98 - 100 figs. Taf. 1, Fig. 1–7, Abb. 1a–b |
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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.
†Geigibole vivax Hahn and Hahn 1971
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| P. Müller and G. Hahn 2022 | A species of Geigibole with the following characters: Glabella overall narrow. Posterior glabellar lobe at δ significantly widened. Anterior section of fixigenes between β–β narrow. Palpebral lobes long and narrow. δ located relatively clearly outside the longitudinal projection of β. Eyes large. Librigenal spines short and very narrow. Pygdium shortened with eight rings (?+) and three (+) pairs of ribs. Pygidial axis wide with bluntly rounded terminal piece. |