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Pelmanaspis
Taxonomy
Pelmanaspis was named by Repina (1990) [Sepkoski's age data: Cm Atda-u]. It is not extant. Its type is Pelmanaspis jurii.
It was assigned to Fallotaspidinae by Palmer and Repina (1993); and to Olenellida by Sepkoski (2002).
It was assigned to Fallotaspidinae by Palmer and Repina (1993); and to Olenellida by Sepkoski (2002).
Species
P. jurii (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Pelmanaspis Repina |
| 1993 | Pelmanaspis Palmer and Repina p. 28 fig. 7.4 |
| 2002 | Pelmanaspis Sepkoski |
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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 | |
|---|---|---|
| A. R. Palmer and L. N. Repina 1993 | Fallotaspidinae with posterior margin of cephalon nearly straight. Glabella gently tapered forward. Occipital ring with prominent axial spine. Sagittal length of preglabellar field greater than length of border. Width of interocular area slightly more than half width of ex- traocular area. Ocular lobes directed posterolaterally from junction with L4. Posterior tips of ocular lobes about opposite occipital furrow. External surface coarsely pitted, grading to reticulate. |
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy et al. 2009, Aberhan et al. 2004, Whittington et al. 1997 | |||||
Collections
No collection or age range data are available