FIGURE 7 in On the "screamer-like" birds from the British London Clay: An archaic anseriform-galliform mosaic and a non-galloanserine "barb-necked" species of Perplexicervix

FIGURE 7. Specimens of Perplexicervix paucituberculata, sp. nov. and Perplexicervix sp. from the early Eocene London Clay of Walton-on-the-Naze (Essex, UK). A, P. paucituberculata, sp. nov. (holotype, NMS.Z.2021.40.7). B, cf. P. paucituberculata, sp. nov. (NMS.Z.2021.40.91). C, cf. P. paucituberculata, sp. nov. (NMS.Z.2021.40.92). D, Perplexicervix sp. (NMS.Z.2021.40.9). E, Perplexicervix sp. (NMS.Z.2021.40.10). Abbreviation: for, foramen perforating caudoventral portion of corpus pygostyli. The scale bars equal 10 mm.