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Ohesaareaspis
Taxonomy
Ohesaareaspis was named by Märss et al. (2014).
It was assigned to Cephalaspidiformes by Märss et al. (2014).
It was assigned to Cephalaspidiformes by Märss et al. (2014).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 2014 | Ohesaareaspis Märss et al. p. 142 |
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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. †Ohesaareaspis Märss et al. 2014
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†Ohesaareaspis ponticulata Märss et al. 2014
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| T. Märss et al. 2014 | Exoskeletal fragments covered with robust, relatively high and wide elongate tubercles and short ridges; anterior part of tubercles/ridges smoothly rounded; posterior part of tubercles/ridges pointed; ridges horizontal or just slightly rised posteriorly; tubercles and elongate ridges often connected by short bridge-like ridgelets; exoskeleton of three layers, strongly developed and characterised by significant thickness; the vascular plexi of the middle layer well developed in the tubercles and ridges and in the basal plate. |
Measurements
No measurements are available
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| Source: subp = subphylum, p = phylum | |||||
| References: Carroll 1988, Kiessling 2004 | |||||