Aegotheliformes (Owlet-nightjars)
The taxon comprises one genus (Aegotheles) with ~10 species distributed in the Moluccas, New Guinea, Australia and New Caledonia.
Traditional genus-level classification of extant Aegotheliformes following the AviList checklist v2025. (link) The number of subspecies is given in parentheses.
Chen A, White ND, Benson RBJ, Braun MJ, and Field DJ (2019), Total-evidence framework reveals complex morphological evolution in nightbirds (Strisores), Diversity 11, e:143. (free pdf)
Chen A, and Field DJ (2020), Phylogenetic definitions for Caprimulgimorphae (Aves) and major constituent clades under the International Code of Phylogenetic Nomenclature, Vertebr. Zool. 70, 571-585. (pdf)
Chubb AL (2004), Nuclear corroboration of DNA-DNA hybridisation in deep phylogenies of hummingbirds, swifts, and passerines: the phylogenetic utility of ZENK, Mol. Phylogenet. Evol. 30, 128-139. (abstract)
Dumbacher JP, Pratt TK, and Fleischer RC (2003), Phylogeny of the owlet-nightjars (Aves: Aegothelidae) based on mitochondrial DNA sequence, Mol. Phylogenet. Evol. 29:540-549. (abstract)
Sangster G (2005), A name for the clade formed by owlet-nightjars, swifts and hummingbirds. Zootaxa 799, 1-6. (pdf)
White ND, and Braun MJ (2019), Extracting phylogenetic signal from phylogenomic data: higher-level relationships of the nightbirds (Strisores). Mol. Phylogenet. Evol. 141, e:106611. (abstract)