Neornithes Gadow, 1893 - living birds
Neognathae Pycraft 1900
see Cohort Neognathae Pycraft, 1900
Neoaves Sibley et al. 1988
see Subcohort Neoaves Sibley et al., 1988
[Order] Cuculiformes Wagler, 1830 - cuckoos and plantain-eaters
Family Cuculidae Vigors, 1825 - cuckoos
Subfamily Neomorphinae Shelley, 1891
Genus Morococcyx P.L. Sclater, 1862 [monotypic]
Morococcyx erythropygus (Lesson, 1842) - lesser ground-cuckoo
1 Morococcyx erythropygus mexicanus Ridgway, 1915
2 Morococcyx erythropygus erythropygus (Lesson, 1842)