Balnibarbi erugata subsp. sombrero
Creators
Description
Balnibarbi erugata sombrero (Fortey, 1974) Figure 2F
Balnibarbi sombrero Fortey, 1974: 32, pl. 6, fig. 1-4.
HOLOTYPE: Cranidium, PMO NF 835 (figured in Fortey, 1974: pl. 6, fig. 1-2).
TYPE LOCALITY: Profilstranda, Olenidsletta Member, Valhallfonna Formation, Ny Friesland, Spitsbergen, Svalbard.
STRATIGRAPHIC RANGE: Middle of trilobite zone V 1b (Fortey, 1980). This zone coincides with the lower Oepikodus evae conodont zone and Pendeograptus fruticosus graptolite zone within the upper Floian (fig. 1; see also Kröger et al., 2017).
DIAGNOSIS: Balnibarbi erugata species with relatively long (sag.) preglabellar field (>0.35 length of glabella) and smooth exoskeletal surface. Known only from cranidia.
Notes
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Linked records
Additional details
Identifiers
Related works
- Cites
- Figure: 10.5281/zenodo.5369856 (DOI)
- Is part of
- Journal article: 10.1206/3928.1 (DOI)
- Journal article: http://zenodo.org/record/5369854 (URL)
- Journal article: http://publication.plazi.org/id/4D3BFFA6FF9CB053FF99FFE8FF9AFFCB (URL)
- Is source of
- https://sibils.text-analytics.ch/search/collections/plazi/B10287DEFF9BB054FE29FAE7FBB9F91D (URL)
Biodiversity
- Family
- Olenidae
- Genus
- Balnibarbi
- Kingdom
- Animalia
- Order
- Ptychopariida
- Phylum
- Arthropoda
- Scientific name authorship
- Fortey
- Species
- sombrero
- Taxon rank
- subSpecies
- Taxonomic concept label
- Balnibarbi erugata subsp. sombrero (Fortey, 1974) sec. Hopkins, 2019
References
- Fortey, R. A. 1974. The Ordovician trilobites of Spitsbergen. I. Olenidae. Norsk Polarinstitutt Skrifter 160: 1 - 129.
- Fortey, R. A. 1980. The Ordovician trilobites of Spitsbergen. III. Remaining trilobites of the Valhallfonna Formation. Norsk Polarinstitutt Skrifter 171: 163.
- Kroger, B., S. Finnegan, F. Franeck, and M. J. Hopkins. 2017. The Ordovician succession adjacent to Hinlopenstretet, Ny Friesland, Spitsbergen. American Museum Novitates 3882: 1 - 28.