PREFACE 



The families of birds included in the present and preceding volumes 

 of this work are as follows : 



Part I, issued October 24, 1901, included the Fringillidae (finches) 

 alone. 



Part II, issued October 16, 1902, included the Tanagridae (tan- 

 agers), Icteridae (troupials), Coerebidae (honey creepers), and 

 Mniotiltidae (wood warblers). 



Part III, issued December 31, 1904, included the Motacillidae (wag- 

 tails and pipits), Hirundinidae (swallows), Ampelidae (waxwings), 

 Ptilogonatidae (silky flycatchers), Dulidae (palm chats), Vireonidae 

 (vireos), Laniidae (shrikes), Corvidae (crows and jays), Paridae 

 (titmice), Sittidae (nuthatches) , Certhiidae (creepers), Troglodytidae 

 (wrens), Cinclidae (dippers), Chamaeidae (wrentits), and Sylviidae 

 (warblers). 



Part IV, issued July 1, 1907, contained the remaining groups of 

 Oscines, namely, the Turdidae (thrushes), Zeledoniidae (wren- 

 thrushes), Mimidae (mockingbirds), Sturnidae (starlings), Ploceidae 

 (weaverbirds), and Alaudidae (larks), together with the haploophone 

 or oligomyodian Mesomyodi, comprising Oxyruncidae (sharp-bills), 

 Trj^annidae (tyrant flycatchers), Pipridae (manakins), and Coting- 

 idae (chatterers). 



Part V, issued November 29, 1911, included the tracheophone Me- 

 somyodi, represented by the Pteroptochidae(tapaculos), Formicariidae 

 (antbirds), Furnariidae (ovenbirds), and Dendrocoiaptidae (wood- 

 hewers) ; the Macrochires, containing the Trochilidae (hummingbirds) 

 and Micropodidae (swifts), and the Heterodactylae, represented only 

 by the Trogonidae (trogons). 



Part VI, issued April 8, 1914, contains the Picariae, comprising 

 the families Picidae (woodpeckers), Capitonidae (barbets), Rampha- 

 stidae (toucans), Bucconidae (puffbirds), and Galbulidae (jacamars) ; 

 the Anisodactylae, with families Alcedinidae (kingfishers), Todidae 

 (todies), and Momotidae (motmots) ; the Nycticoraciae, with families 

 Caprimulgidae (goatsuckers) and Nyctibiidae (potoos), and the 

 Striges, consisting of families Tytonidae (barn owls) and Bubonidae 

 (eared owls). 



Part VII, issued May 5, 1916, contains the Coccygiformcs (cuckoo- 

 like birds), Psittaciformes (parrots), and Columbiformes (pigeons). 



