Petrobrasia tenuistriata Krömmelbein, 1965

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, Zootaxa 5098 (1), pp. 1-84 : 34-35

publication ID	https://doi.org/10.11646/zootaxa.5098.1.1
publication LSID	lsid:zoobank.org:pub:26267A94-CD1E-49CF-9F72-C4E5D8149311
DOI	https://doi.org/10.5281/zenodo.6037752
persistent identifier	https://treatment.plazi.org/id/03DF87FA-FFDD-4C48-FF1D-ED7B6C71FEED
treatment provided by	Plazi (2022-02-10 09:56:26, last updated by Diego 2025-03-17 11:50:08)
scientific name	Petrobrasia tenuistriata Krömmelbein, 1965
status

Treatment

Petrobrasia tenuistriata Krömmelbein, 1965 View in CoL

Fig. 8 View FIGURE 8 , 2a–c View FIGURE 2

1965a Petrobrasia tenuistriata n. sp. —Krömmelbein, p. 195–196, pl. 14, fig. 18.

Diagnosis: A small Petrobrasia species (length about 0.65mm) with very fine little ridges running parallel to the lengthways margins on almost the entire lateral flank of each valve, with the exception of the extreme outer valve margins, against which the sculpted field appears indistinctly embossed.

Holotype: Carapace, SMF Xe 5365.

Paratype: Carapace, SMF Xe 5366 .

Dimensions: Holotype, length 0.65mm, height 0.36mm.

Figures

FIGURE 2. a = left lateral, b = dorsal, and c = right lateral views. 1a–c. Gomphocythere forbesii (Jones, 1885) ssp. of Wicher, 1959. Holotype, C ♂, T.-K.-Nr. 3181, l 0.78mm, h 0.43mm, w 0.38mm. 2a–c. Paracypridea quadrirugosa weberi Krömmelbein, 1961. Holotype, C, Form b dimorph, SMF Xe 3661, l 1.82mm, h 1.04mm. 3a–c. Paracypridea quadrirugosa weberi Krömmelbein, 1961. Paratype, C, Form a dimorph, SMF Xe 3660, l 1.45mm, h 0.93mm. 4a–c. Paracypridea similis Krömmelbein, 1961. Holotype, C, Form b, SMF Xe 3667, l 1.23mm, h 0.75mm. 5a–c. Paracypridea similis Krömmelbein, 1961. Paratype, C, Form a, SMF Xe 3666, l 1.20mm, h 0.75mm. 6a–c. Paracypridea langdoni Krömmelbein, 1961. Holotype, C, Form b, SMF Xe 3674, l 1.15mm, h 0.64mm. 7a–c. Paracypridea langdoni Krömmelbein, 1961. Paratype, C, Form a, SMF Xe 3673, l 1.01mm, h 0.69mm. 8a–c. Paracypridea brasiliensis Krömmelbein, 1961. Paratype, C, SMF Xe 3677/1 (ex SMF Xe 3677); l 0.94mm, h 0.65mm, w 0.51mm. 9a–c. Cypridea lunula Krömmelbein, 1962. Holotype, C, SMF Xe 4167, l 0.69mm, h 0.47mm. 10a–c. Cypridea nannorostrata Krömmelbein, 1962. Holotype, C, SMF Xe 4169, l 0.83mm, h 0.47mm. 11a–c. Cypridea histrix Krömmelbein, 1962. Holotype, C, SMF Xe 4173, l 0.94mm, h 0.60mm. 12a–c. Cypridea histricoides Krömmelbein, 1962. Holotype, C, SMF Xe 4175, l 0.87 mm, h 0.54 mm.