Perplexicervicidae, Mayr & Carrió & Kitchener, 2023

Mayr, Gerald, Carrió, Vicen & Kitchener, Andrew C., 2023, On the “ screamer-like ” birds from the British London Clay: An archaic anseriform-galliform mosaic and a non-galloanserine “ barb-necked ” species of Perplexicervix, Palaeontologia Electronica (a 33) 26 (2), pp. 1-23 : 10

Perplexicervicidae , fam. nov.

zoobank.org/ DD21066A-8B29-4189-AB41-29945747EF21

Type genus. Perplexicervix Mayr, 2010 .

Diagnosis. Skull with stalked processus basipterygoidei ( Mayr, 2007); surfaces of cervical vertebrae covered with numerous barb-like tubercles; thoracic vertebrae with large pneumatic openings on lateral surfaces of corpus; coracoid (according to the tentatively referred specimens described in the present study) with deeply excavated cotyla scapularis and foramen nervi supracoracoidei.