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Mackenzieaspis
Taxonomy
Mackenzieaspis was named by Handkamer et al. (2022). Its type is Mackenzieaspis parallelispinosa.
It was assigned to Zacanthoididae by Handkamer et al. (2022).
It was assigned to Zacanthoididae by Handkamer et al. (2022).
Species
M. divergens, M. parallelispinosa (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2022 | Mackenzieaspis Handkamer et al. p. 35 |
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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. †Mackenzieaspis Handkamer et al. 2022
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†Mackenzieaspis divergens Handkamer et al. 2022
†Mackenzieaspis parallelispinosa Handkamer et al. 2022
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| N. M. Handkamer et al. 2022 | Zacanthoidid with a glabella subrectangular, palpebral lobe long; advanced genal spines long; two or four thoracic segments, axis and pleura equal in width; macropygous, six or eight axial rings, three to five pleural furrows well defined, one pair of posteriorly located border spines. |
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Aberhan et al. 2004, Hendy et al. 2009, Hendy 2009 | |||||