Published February 9, 2022 | Version v1
Taxonomic treatment Open

Petrobrasia signum Krommelbein 1965

Description

Petrobrasia signum Krömmelbein, 1965

Fig. 7, 12a–c and Fig. 8, 1a–c

1965a Petrobrasia signum n. sp. —Krömmelbein, p. 195, pl. 14, fig. 17.

Diagnosis: In its carapace shape (lateral outline), corresponding closely to Petrobrasia marfinensis (Krömmelbein, 1962); however it is wider in dorsal view, with a symmetrically biconvex lengthways arching. Shell surface smooth as far as postero-ventral area, where some only weakly defined ridges appear.

Holotype: Carapace, SMF Xe 5363.

Paratype: Carapace, SMF Xe 5364.

Dimensions: Holotype, length 0.81mm, height 0.47mm. Topotype, SMF Xe 7806, length 0.82mm, height 0.51mm, width 0.31mm.

Notes

Published as part of Bate, Raymond H., Horne, David J., Horne, Sarah E., Douglas, Lyndsey, Miller, Giles & Lord, Alan R., 2022, Non-marine Ostracoda (Crustacea) of the Early Cretaceous ' Pre-Salt' sediments of Brazil: An illustrated catalogue of the type specimens of Wicher, Krömmelbein, Krömmelbein & Weber, and Bate, pp. 1-84 in Zootaxa 5098 (1) on page 34, DOI: 10.11646/zootaxa.5098.1.1, http://zenodo.org/record/6036685

Files

Files (1.1 kB)

Name Size Download all
md5:f8cf4a593f68378023ba972692245c53
1.1 kB Download

System files (15.6 kB)

Name Size Download all
md5:31c7c927bca6b9ceef0541a6490d5809
15.6 kB Download

Linked records

Additional details

Biodiversity

Collection code
SMF
Scientific name authorship
Krommelbein
Kingdom
Animalia
Phylum
Arthropoda
Order
Podocopida
Family
Cyprididae
Genus
Petrobrasia
Species
signum
Taxon rank
species
Type status
holotype , paratype
Taxonomic concept label
Petrobrasia signum Krommelbein, 1965 sec. Bate, Horne, Horne, Douglas, Miller & Lord, 2022

References

  • Krommelbein, K. (1962) Zur Taxonomie und Biochronologie stratigraphisch wichtiger Ostracoden - Arten ans der oberjurassich? - unterkretazischen Bahia - series (Wealden facies) NE Brasilien. Senckenbergiana lethaea, 43, 437 - 528.