†family Tytthostonychidae Olson and Parris 1987 (bird)
Aves - Procellariiformes - Tytthostonychidae
Full reference: S. L. Olson and D. C. Parris. 1987. The Cretaceous birds of New Jersey. Smithsonian Contributions to Paleobiology 63:1-22
Parent taxon: Procellariiformes according to S. L. Olson and D. C. Parris 1987
Sister taxa: Diomedeidae, Diomedeoididae, Hydrobatidae, Hydrotherikornis, Kievornis, Makahala, Marinavidae, Oceanitidae, Pandiomedeidae, Pelecanoidi, Pelecanoididae, Procellarae, Procellariidae, Rupelornis, Rupelornis definitus
Subtaxa: Tytthostonyx
Type: Tytthostonyx
Ecology: ground dwelling carnivore
Distribution: found only at Inversand Company marl pit, Sewell (MFL) (Cretaceous to Paleocene of New Jersey)