Theriosynoecum silvai (Silva, 1978) emend. Do Carmo et al., 2004

Filho, Marcos Antonio Batista Dos Santos, Ceolin, Daiane, Fauth, Gerson & Lima, Francisco Henrique De Oliveira, 2023, Ostracods from the Barbalha and Crato formations, Aptian of the Araripe Basin, northeast Brazil, Zootaxa 5319 (3), pp. 332-350 : 346

Theriosynoecum silvai (Silva, 1978) emend. Do Carmo et al., 2004

Fig. 5.3A–C

2022 Theriosynoecum silvai (Silva, 1978) emend. Do Carmo et al., 2004 .—Guzmán et al.: 20, Fig. 13 G–L. See this paper for a complete list of synonyms.

Material: One female carapace, one male valve, one juvenile valve, and one mold.

Figured Specimen: ULVG-13487; male, broken valve; ULVG-13683; female, carapace.

Dimensions:

Occurrences: 1PS-06-CE: AM-51 (12.6 m); 1PS-10-CE: AM-07 (101.54 m), AM-08 (100.45 m), AM-32 (35.85 m)

Stratigraphic and geographic distribution: Aptian, Barbalha Formation ( Guzmán et al. 2022, this study), Crato Formation ( Silva 1978b; Berthou et al. 1994; Colin & Dépêche 1997; Coimbra et al. 2002; Tomé et al. 2014; Guzmán et al. 2022; this study), Romualdo Formation ( Araripe et al. 2022; Tomé et al. 2022), Araripe Basin, Brazil. Middle to upper Aptian, Alagamar Formation, Potiguar Basin, Brazil ( Do Carmo et al. 2013). Upper Aptian to lower Albian, Bongor, Doba and Doseo basins, Chad Basin, northcentral Africa ( Colin & Dépêche 1997).

Figures

FIGURE 5. Plate illustrating the ostracod species recovered from the Barbalha and Crato formations, Araripe Basin. 1. Pattersoncypris trapezium sp. nov. A–B, ULVG-14198, adult, holotype, RLV, LLV; C, ULVG-14199, A-1, paratype, DV; D– E, ULVG-14200, A-1, paratype, RLV and DV; F–G, ULVG-14201, A-2, paratype, RLV and DV; H–I, ULVG-14202, A-3, paratype, RLV and DV; J–K, ULVG-14203, A-4, paratype, RLV and DV; L–M, ULVG-14204, A-5, paratype, RLV and DV; N–O, ULVG-14205, A-6, paratype, RLV and DV. 2. Looneyellopsis? sagittensis sp. nov. ULVG-14212, adult.A—RLV, B—DV. 3. Theriosynoecum silvai (Silva, 1978). A—ULVG-13487, adult male, RLV, B–C, ULVG-13683, adult female, RLV and DV.