Paracypridea obovata obovata ( Swain, 1946 )

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 : 10

Paracypridea obovata obovata ( Swain, 1946) in Krömmelbein, 1961

1961 Paracypridea obovata obovata ( Swain, 1946) —Krömmelbein, p. 358–359, pl. 3, figs 13–18.

Diagnosis: The nominate subspecies of P. obovata with the following peculiarities: lateral outline well rounded. In dorsal view regularly biconvex, sides not flattened; maximum carapace thickness [width] immediately behind the middle.

Material: Carapace, Form a, SMF Xe 3663; Carapace, Form b, SMF Xe 3664.

Remarks (Bate et al. herein): This subspecies was not imaged again, see above and Fig. 1 , 2a–c .

Figures

FIGURE 1. a = left lateral, b = dorsal, and c = right lateral views. 1a–c. Cytheridea bononiensis (Jones) inflata Wolburg. C, T.-K.-Nr. 3182, l 0.83mm, h 0.25mm, w 0.49mm. 2a–c. Cypridea obovata obovata Swain, 1946. C, T.-K.-Nr. 3168, l 1.41mm, h 0.58mm, w 0.88mm. 3a–c. Cypridea obovata (Swain) rhomboidalis Wicher, 1959. Holotype, C, T.-K.-Nr. 3169, l 2.34mm, h 0.86mm, w 1.14mm. 4a–c. Cypridea obovata (Swain) quadrirugosa Wicher, 1959. Holotype, C, T.-K.-Nr. 3170, l 1.56mm, h 0.63mm, w 0.88mm. 5a–c. Cypridea quadrilateralis Swain bibullata Wicher, 1959. Holotype, C, T.-K.-Nr. 3171, l 0.99mm, h 0.45mm, w 0.53mm. 6a–c. Cypridea quadrilateralis Swain inflata Wicher, 1959. Holotype, C, T.-K.-Nr. 3172, l 1.36mm, h 0.66mm, w 0.76mm. 7a–c. Cypridea kegeli Wicher, 1959. Holotype, C, T.-K.-Nr. 3175, l 0.85mm, h 0.39mm, w 0.55mm. 8a–c. Cypridea kegeli bisculpturata Moos in Wicher, 1959. Holotype, C, T.-K.-Nr. 3176, l 0.63mm, h 0.36mm, w 0.25mm. 9a–c. Cypridea nitidula Peck, 1941 Moos in Wicher, 1959. C, T.-K.-Nr. 3177, l 0.97mm, h 0.58mm, w 0.44mm. 10a–c. Cypridea brevicornis Peck, 1941 Moos in Wicher, 1959. C, T.-K.-Nr. 3178, l 1.05mm, h 0.64mm, w 0.43mm. 11a–c. Cypridea acuta Moos in Wicher, 1959. Holotype, C, T.-K.-Nr. 3179, l c. 1.40mm, h 0.72mm, w c. 0.57mm. 12a–c. Cypridea (Pseudocypridina) piedmonti (Roth, 1933) Moos in Wicher, 1959. C, T.-K.-Nr. 3180, l 0.70mm, h 0.12mm, w 0.45mm.

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.