Full reference: C. P. Tambussi, M. A. Reguero, S. A. Marenssi and S. N. Santillana. 2005. Crossvallia unienwillia, a new Spheniscidae (Sphenisciformes, Aves) from the Late Paleocene of Antarctica. Geobios 38(5):667-675
Parent taxon: Sphenisciformes according to G. Mayr et al. 2020
See also Jadwiszczak et al. 2013 and Tambussi et al. 2005
Sister taxa: Anthropornis, Aprosdokitos, Archaeospheniscus, Delphinornis, Duntroonornis, Icadyptes, Inkayacu, Kaiika, Kairuku, Korora, Kumimanu, Kupoupou, Marambiornis, Mesetaornis, Muriwaimanu, Pachydyptes, Pakudyptes, Palaeospheniscinae, Paraptenodytinae, Perudyptes, Petradyptes, Platydyptes, Sequiwaimanu, Spheniscidae, Tonniornis, Waimanu, Wimanornis
Subtaxa: Crossvallia unienwillia Crossvallia waiparensis
Ecology: ground dwelling carnivore
Distribution:
• Paleocene of Antarctica (1 collection), New Zealand (3)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.