1. Alström, P., P.G.P. Ericson, U. Olsson, and P. Sundberg (2006), Phylogeny and classifcation of the avian superfamily Sylvioidea, Mol. Phylogenet. Evol. 38:381-397.
  2. Alström, P., U. Olsson, F. Lee, H. Wang, W. Gao, and P. Sundberg (2008), Phylogeny and classification of the Old World Emberizini (Aves, Passeriformes), Mol. Phylogenet. Evol. forthcoming.
  3. Alvarenga, H.M.F., and E. Höfling (2003), Systematic revision of the Phorusrhacidae (Aves: Ralliformes), Papéis Avulsos de Zoologia 43:51-91.
  4. Barker, F.K., G.F. Barrowclough, and J.G. Groth (2002), A phylogenetic hypothesis for passerine birds: Taxonomic and biogeographic implications of an analysis of nuclear DNA sequence data, Proc. R. Soc. B 269:295-308.
  5. Barker, F.K., A. Cibois, P. Schikler, J. Feinstein, and J. Cracraft (2004), Phylogeny and diversification of the largest avian radiation, Proc. Natl. Acad. Sci., 101(30):11040-11045.
  6. G. Barrowclough, J.G. Groth, and L.A. Mertz (2005), The RAG-1 exon in the avian order Caprimulgiformes: Phylogeny, heterozygosity, and base composition, Mol. Phylogenet. Evol. 41:238-248.
  7. Beddard, F.E. (1898), The structure and classification of birds, Longmans and Green, London.
  8. Beresford, P., F.K. Barker, P.G. Ryan, and T.M. Crowe (2005), African endemics span the tree of songbirds (Passeri): Molecular systematics of several evolutionary ‘enigmas’, Proc. R. Soc. B 272:849-858.
  9. Bledsoe, A.H. (1988), Nuclear DNA evolution and Phylogeny of the New World nine-primaried oscines, Auk 105(3):504-515.
  10. Brown, J.W., R.B. Payn, and D.P. Mindell (2007), Nuclear DNA does not reconcile ‘rocks’ and ‘clocks’ in Neoaves: a comment on Ericson et al. Biol. Lett. 3:257-259.
  11. Brown, J.W., J.S. Rest, J. Garcia-Moreno, M.D. Sorenson, D.P. Mindell (2008), Strong mitochondrial DNA support for a Cretaceous origin of modern avian lineages, BMC Biology 6:6.
  12. Burns, K.J. (1997), Molecular systematics of tanagers (Thraupinae): Evolution and biogeography of a diverse radiation of neotropical birds, Mol. Phylogenet. Evol. 8:334-348.
  13. Burns, K.J. (1998), Molecular phylogenetics of the genus Piranga: Implications for biogeography and the evolution of morphology and behavior, Auk 115(3):621-634.
  14. Burns, K.J., S.J. Hackett and N.K. Klein (2002), Phylogenetic relationships and morphological diversity in Darwin's finches and their relatives, Evolution 56:1240-1252.
  15. Burns, K.J., S.J. Hackett, S.J. and N.K. Klein (2003), Phylogenetic relationships of Neotropical honeycreepers and the evolution of feeding morphology, J. Avian Biol. 34:360-370.
  16. Burns, K.J., and K. Naoki (2004), Molecular phylogenetics and biogeography of Neotropical tanagers in the genus Tangara, Mol. Phylogenet. Evol. 32:838-854.
  17. Caley, K.J. (2007), Fossil birds, in del Hoyo, Elliott, and Christie (vol 12), 10-55.
  18. Chesser, R.T. (2004), Molecular systematics of New World suboscine birds, Mol. Phylogenet. Evol. 32:11-24.
  19. Chesser, R.T. and José ten Have (2007), On the phylogenetic position of the scrub-birds (Passeriformes: Menurae: Atrichornithidae) of Australia, J. Ornithol. 148:471-476.
  20. Christidis, L., P.R. Leeton, and M. Westerman (1996), Were bowerbirds part of the New Zealand fauna? Proc. Natl. Acad. Sci., 93:3898-3901.
  21. Cibois, A. (2003), Mitochondrial DNA phylogeny of babblers (Timaliidae), Auk 120:35-54.
  22. Cibois, A., E. Pasquet, and T.S. Schulenberg (1999), Molecular systematics of the Malagasy babblers (Timaliidae) and Warblers (Sylviidae) based on cytochrome b and 16S rRNA sequences. Mol. Phylogenet. Evol. 13:581-595.
  23. Cibois, A., B. Slikas, T.S. Schulenberg, and E. Pasquet (2001), An endemic radiation of Malagasy songbirds is revealed by mitochondrial DNA sequence data, Evolution 55:1198-1206.
  24. Cibois, A., M.V. Kalyakin, L.-X. Han, and E. Pasquet (2002), Molecular phylogenetics of babblers (Timaliidae): revaluation of the genera Yuhina and Stachyris. J. Avian Biol. 33:380-390.
  25. Clarke, J.A., C.P. Tambussi, J.I. Noriega, G.M. Erickson, and R.A. Ketchman (2005), Definitive fossil evidence for the extant avian radiation in the Cretaceous, Nature 433:305-308.
  26. Clench, M. H. (1985), Body pterylosis of Atrichornis, Menura, the 'corvid assemblage' and other possibly related passerines (Aves: Passeriformes). Rec. Australian Museum 37(3):115-142.
  27. Cooper, A., and D. Penny (1997), Mass survival of birds across the Cretaceous/Tertiary boundary, Science 275:1109-1113.
  28. Cracraft, J. and J. Feinstein (2000), What is not a bird of paradise? Molecular and morphological evidence places Macgregoria in the Meliphagidae and the Cnemophilinae near the base of the corvoid tree, Proc. R. Soc. B. 267:233-241.
  29. Cracraft, J. (2001), Avian evolution, Gondwana biogeography and the Cretaceous-Tertiary mass extinction event, Proc. R. Soc. B 268:459-469.
  30. Cracraft, J., F.K. Barker, and A. Cibois (2003), Avian higher-level phylogenetics and the Howard and Moore Checklist of Birds, in Dickinson 2003.
  31. Cracraft, J., F.K. Barker, M. Braun, J. Harshman, G.J. Dyke, J. Feinstein, S. Stanley, A. Cibois, P. Schikler, P. Beresford, J. García-Moreno, M.D. Sorenson, T. Yuri, And D.P. Mindell (2004), Phylogenetic relationships among modern birds (Neornithes): toward an avian tree of life. in “Assembling the Tree of Life” (Cracraft, J. and Donoghue, M. J., eds.), Oxford University Press.
  32. Crowe, T.M., E.H. Harley, M.B. Jakutowic, J. Komen, and A.A. Crowe (1992), Phylogenetic, taxonomic and biogeographical implications of genetic, morphological, and behavioral variation in Francolins (Phasianidae: Francolinus) Auk 109(1):24-42.
  33. Crowe, T.M., R.C.K. Bowie, P. Bloomer, T.G. Mandiwana, T.A.J. Hedderson, E. Randi, S. Pereira, and J. Wakeling (2006), Phylogenetics, biogeography and classification of, and character evolution in, gamebirds (Aves: Galliformes): Effects of character exclusion, data partitioning and missing data, Cladistics 22:495-532.
  34. del Hoyo, J., A. Elliott, and D. Christie (eds.) (2004) Handbook of the Birds of the World, volume 9, Cotingas to Pipits and Wagtails, Lynx Edicions, Barcelona.
  35. del Hoyo, J., A. Elliott, and D. Christie (eds.) (2007) Handbook of the Birds of the World, volume 12, Picathartes to Tits and Chickadees, Lynx Edicions, Barcelona.
  36. Dickinson, E., (2003), The Howard and Moore Complete Checklist of the Birds of the World (3rd ed.), Princeton University Press, Princeton, N.J.
  37. Driskell, A. and L. Christidis (2004), Phylogeny and evolution of the Australo-Papuan honeyeaters (Passeriformes: Meliphagidae), Mol. Phylogenet. Evol. 31:943-960.
  38. Driskell, A., L. Christidis, B.J. Gill, W.E. Boles, F.K. Barker, and N.W. Longmore (2007), A new endemic family of New Zealand passerine birds: adding heat to a biodiversity hotspot. Australian J. Zool. 55:73-78.
  39. Donne-Goussé, C., V. Laudet, C. Hanni (2002), A molecular phylogeny of Anseriformes based on mitochondrial DNA analysis, Mol. Phylogenet. Evol. 23:339-356.
  40. Dumbacher, J.P., B.M. Beehler, T.F. Spande, H.M. Garraffo, and J.W. Daly (1992), Homobatrachotoxin in the genus Pitohui: Chemical defense in birds? Science 258:799-801.
  41. Dumbacher, J.P., T.F. Spande, and J.W. Daly (2000), Batrachotoxin alkaloids from passerine birds: A second toxic bird genus (Ifrita kowaldi) from New Guinea, Proc. Natl. Acad. Sci. 97(24):12970-12975.
  42. P.G.P. Ericson (1997), Systematic relationships of the paleogene family Presbyornithidae (Aves: Anseriformes), Zool. J. Linn. Soc. 121:429-483.
  43. Ericson, P.G.P., U.S. Johansson, T.J. Parsons (2000), Major divisions of oscines revealed by insertions in the nuclear gene c-myc: a novel gene in avian phylogenetics Auk 117:1077-1086.
  44. P.G.P. Ericson, L. Christidis, A. Cooper, M. Irestedt, J. Jackson, U.S. Johansson, and J.A. Norman (2002a), A Gondwanan origin of passerine birds supported by DNA sequences of the endemic New Zealand wrens, Proc. R. Soc. B 269:235-241.
  45. Ericson, P.G.P., L. Christidis, M. Irestedt, and J.A. Norman (2002b) Systematic affinities of the lyrebirds (Passeriformes: Menura), with a novel classification of the major groups of passerine birds, Mol. Phylogenet. Evol. 25:53-62.
  46. Ericson, P.G.P., I.Envall, M. Irestadt, and J.A. Norman (2003a), Inter-familial relationships of the shorebirds (Aves: Charadriiformes) based on nuclear DNA sequence data, BMC Evolutionary Biology 3:16.
  47. Ericson, P.G.P., and U.S. Johansson (2003b), Phylogeny of Passerida (Aves: Passeriformes) based on nuclear and mitochondrial sequence data, Mol. Phylogenet. Evol. 29:126-138.
  48. Ericson, P.G.P., C.L. Anderson, T. Britton, A. Elzanowski, U. S. Johansson, M. Kallersjo, J.I. Ohlson, T.J. Parsons, D. Zuccon, and G. Mayr (2006a), Diversification of Neoaves: Integration of molecular sequence data and fossils, Biol. Lett. 2:543-547 (doi:10.1098/rsbl.2006.0523).
  49. Ericson, P.G.P., D. Zuccon, U.S. Johansson, H. Alvarenga, and R.O. Prum (2006b), Higher-level phylogeny and morphological evolution of tyrant flycatchers, cotingas, manakins, and their allies (Aves: Tyrannida), Mol. Phylogenet. Evol. 40:471-483.
  50. Fain, M.G., and P. Houde (2004), Parallel radiations in the primary clades of birds, Evolution 58(11):2558-2573.
  51. Fain, M.G., and P. Houde (2007), Multilocus perspectives on the monophyly and phylogeny of the order Charadriiformes, BMC Evolutionary Biology 7:35.
  52. Fitzpatrick, J.W. (2004a), Family Tyrannidae (Tyrant-Flycatchers), in del Hoyo, Elliott, and Christie (vol 9), 170-462.
  53. Fitzpatrick, J.W. (2004b), Description of a new tribe of fluvicoline flycatchers, in del Hoyo, Elliott, and Christie (vol 9), 25-27.
  54. Fuchs, J., R.C.K. Bowie, J. Fjeldså, and E. Pasquet (2004), Phylogenetic relationships of the African bush-shrikes and helmet-shrikes (Passeriformes: Malaconotidae), Mol. Phylogenet. Evol. 33:428-439.
  55. Fuchs, J., J. Fjeldså, R.C.K. Bowie, G. Voelker, and E. Pasquet (2006a), The African warbler genus Hyliota as a lost lineage in the Oscine songbird tree: molecular support for an African origin of the Passerida. Mol. Phylogenet. Evol., 39:186-197.
  56. Fuchs, J., J. Fjeldså, and E. Pasquet (2006b), An ancient African radiation of corvoid birds (Aves: Passeriformes) detected by mitochondrial and nuclear sequence data, Zoo. Scripta 35:375-385.
  57. Fuchs, J., C. Cruaud, A. Couloux, and E. Pasquet (2007), Complex bio-geographic history of the cuckoo-shrikes and allies (Passeriformes: Campephagidae) revealed by mitochondrial and nuclear sequence data, Mol. Phylogenet. Evol. 44:138-153.
  58. Garrod, A.H. (1873), On certain muscles of the thigh of birds and on their value in classification, Proceedings of the Zoological Society of London 1873:626-644.
  59. Garrod, A.H. (1874), On certain muscles of the thigh of birds and on their value in classification, Part II, Proceedings of the Zoological Society of London 1874:111-124.
  60. Gibb, G.C., O. Kardailsky, R.T. Kimball, E.L. Braun, and D. Penny (2007), Mitochondrial genomes and avian phylogeny: complex characters and resolvability without explosive radiations, Molecular Biology Evolution 24:269-280.
  61. Gill, F.B. (1995), Ornithology (2nd ed.), W. H. Freeman, New York.
  62. Gill, F.B., B. Slikas, and F.H. Sheldon (2005), Phylogeny of titmice (Paridae): II. Species relationships based on sequences of the mitochondrial cytochrome-b gene. Auk 122:121-143.
  63. Groth, J.G. (1998), Molecular phylogenetics of Finches and Sparrows: Consequences of character state removal in Cytochrome b sequences, Mol. Phylogenet. Evol. 10:377-390.
  64. Groth, J.G. (2000), Molecular evidence for the systematic position of Urocynchramus pylzowi, Auk 117:787-791.
  65. Groth, J.G and G.F. Barrowclough (1999) Basal divergences in birds and the phylogenetic utility of the nuclear RAG-1 gene, Mol. Phylogenet. Evol. 12:115-123.
  66. Haddrath, O. and A.J. Baker (2001), Complete mitochondrial DNA genome sequences of extinct birds: ratite phylogenetics and the vicariance biogeography hypothesis, Proc. Biol. Sci., 268:939-945.
  67. Hall, K.S.S. (2005), Do nine-primaried passerines have nine or ten primary feathers? The evolution of a concept, J. Ornithol. 146:121-126.
  68. Huxley, T.H. (1867), On the classification of birds; and on the taxonomic value of the modifications of certain of the cranial bones observable in that class, Proceedings of the Zoological Society of London 1867:415-472.
  69. Irestedt, M., J. Fjeldså, U.S. Johansson, and P.G.P. Ericson (2002) Systematic relationships and biogeography of the tracheophone suboscines (Aves: Passeriformes), Mol. Phylogenet. Evol. 23:499-512.
  70. James, H.F., P.G.P. Ericson, B. Slikas, F-M. Lei, F.B. Gill and S. Olson (2003), Pseudopodoces humilis, a misclassified terrestrial tit (Paridae) of the Tibetan Plateau: Evolutionary consequences of shifting adaptive zones, Ibis 145:185-202.
  71. Johansson, U.S. and P.G.P. Ericson (2003), Molecular support for a sister group relationship between Pici and Galbulae (Piciformes sensu Wetmore 1960), J. Avian Biol. 34:185-197.
  72. Jønsson, K.A., and J. Fjeldså (2006a), A phylogenetic supertree of oscine passerine birds (Aves: Passeri), Zoologica Scripta 35:149-186.
  73. Jønsson, K.A., and J. Fjeldså (2006b), Determining biogeographical patterns of dispersal and diversification in oscine passerine birds in Australia, Southeast Asia and Africa J. Biogeogr. 33:1155-1165.
  74. Jønsson, K.A., J. Fjeldså, P.G.P. Ericson, and M. Irestedt (2007), Systematic placement of an enigmatic Southeast Asian taxon Eupetes macrocerus and implications for the biogeography of a main songbird radiation, the Passerida. Biol. Lett. 3:323-326 (doi:10.1098/rsbl.2007.0054).
  75. Jønsson, K.A., R.C.K. Bowie, J.A. Norman, L. Christidis, and J. Fjeldså (2008), Polyphyletic origin of toxic Pitohui birds suggests widespread occurrence of toxicity in corvoid birds Biol. Lett. (doi:10.1098/rsbl.2007.0464).
  76. Joseph, L., T. Wilke, E. Bermingham, D. Alpers, and R. Ricklefs (2004), Towards a phylogenetic framework for the evolution of shakes, rattles, and rolls in Myiarchus tyrant-flycatchers (Aves: Passeriformes: Tyrannidae) Mol. Phylogenet. Evol. 31:139-152.
  77. Klicka, J., K.P. Johnson and S.M. Lanyon (2000), New world nine-primaried oscine relationships: Constructing a mitochondrial DNA framework, Auk 117:321-336.
  78. Klicka, J., R.M. Zenk, and K. Winker (2003), Longspurs and snow buntings: Phylogeny and biogeography of a high-latitude clade (Calcarius), Mol. Phylogenet. Evol. 26:165-175.
  79. Klicka, J., K. Burns, and G.M. Spellman (2007a), Defining a monophyletic Cardinalini: A molecular perspective, Mol. Phylogenet. Evol. 45:1014-1032.
  80. Klicka, J. and G.M. Spellman (2007b), A molecular evaluation of the North American “grassland” sparrow clade, Auk 124:537-551.
  81. Livezey, B.C. and R.L. Zusi (2007), Higher-order phylogeny of modern birds (Theropoda, Aves: Neornithes) based on comparative anatomy. II. Analysis and discussion, Zool. J. Linn. Soc. 149:1-95.
  82. Lougheed, S.C., J.R. Freeland, P. Handford, and P.T. Boag (2000), A molecular phylogeny of Warbling-Finches (Poospiza): Paraphyly in a neotropical emberizid genus, Mol. Phylogenet. Evol. 17(3):367-378.
  83. Lovette, I.J. and E. Bermingham (2002), What is a Wood-Warbler? Molecular characterization of a monophyletic Parulidae, Auk 119(3):695-714.
  84. Lovette, I.J. and D.R. Rubenstein (2007), A comprehensive molecular phylogeny of the starlings (Aves: Sturnidae) and mockingbirds (Aves: Mimidae): Congruent mtDNA and nuclear trees for a cosmopolitan avian radiation, Mol. Phylogenet. Evol. 44:1031-1056.
  85. Maddison, D.R. and K.-S. Schulz (eds.) (2007), The Tree of Life Web Project,
  86. Mariaux, J., and M.J. Braun (1996), A molecular phylogenetic survey of the nightjars and allies (Caprimulgiformes) with special emphasis on the potoos (Nyctibiidae), Mol. Phylogenet. Evol., 6(2):228-244.
  87. Mayr, G. (2002), Osteological evidence for paraphyly of the avian order Caprimulgiformes (nightjars and allies), J. Ornithol., 143:82-97.
  88. Morgan-Richards, M., S.A. Trewick, A. Bartosch-Harlid, O. Kardialsky, M.J. Phillips, P.A. McLenachan, D. Penny (2008), Bird evolution: testing the metaves clade with six new mitochondrial genomes, BMC Evolutionary Biology 8:20.
  89. Moyle, R. G. (2004), Phylogenetics of barbets (Aves: Piciformes) based on nuclear and mitochondrial DNA sequence data, Mol. Phylogenet. Evol. 30:187-200.
  90. Moyle, R.G., T. Chesser, R.O. Prum, P. Schikler and J. Cracraft (2006), Phylogeny and Evolutionary History of Old World Suboscine Birds (Aves: Eurylaimides), Amer. Mus. Novitates #3544.
  91. Nguembock, B., J. Fjeldså, A. Tillier, and E. Pasquet (2007), A phylogeny for the Cisticolidae (Aves: Passeriformes) based on nuclear and mitochondrial DNA sequence data, and a re-interpretation of a unique nest-building specialization, Mol. Phylogenet. Evol. 42:272-286.
  92. Ohlson, J. I., R. O. Prum, and P. G. P. Ericson (2007), A molecular phylogeny of the cotingas (Aves: Cotingidae), Mol. Phylogenet. Evol. 42:25-37.
  93. Pasquet, E., E. Bourdon, M.V. Kalyakin, and A. Cibois (2006), The fulvettas (Alcippe, Timaliidae, Aves): a polyphyletic group, Zool. Scripta 35:559-566.
  94. Paton, T.A., A.J. Baker, J.G. Groth, and G.F. Barrowclough (2003), RAG-1 sequences resolve phylogenetic relationships within Charadriiform birds, Mol. Phylogenet. Evol. 29:268-278.
  95. Pereira, S.L., K.P. Johnson, D.H. Clayton, and A.J. Baker (2007), Mitochondrial and nuclear DNA sequences support a Cretaceous origin of Columbiformes and a dispersal-driven radiation in the Paleogene, Systematic Biology 56:656-672.
  96. Reddy, S. and J. Cracraft (2007), Old World Shrike-babblers (Pteruthius) belong with New World Vireos (Vireonidae), Mol. Phylogenet. Evol. 44:1352-1367 (doi:10.1016/j.ympev.2007.02.023).
  97. Remsen, J.V., Jr., C.D. Cadena, A. Jaramillo, M. Nores, J.F. Pacheco, M.B. Robbins, T.S. Schulenberg, F.G. Stiles, D.F. Stotz, and K.J. Zimmer Version [10 Nov 2007], A classification of the bird species of South America, American Ornithologists' Union.
  98. Rheindt, F.E., J.A. Norman, L. Christidis (2008), Phylogenetic relationships of tyrant-flycatchers (Aves: Tyrannidae), with an emphasis on the elaeniine assemblage, Mol. Phylogenetic. Evol. 46:88-101.
  99. Rice, N.H. (2005) Further evidence for paraphyly of the Formicariidae (Passeriformes), Condor 107:910-915.
  100. Roberson, Don (2007), Bird Families of the World (7th ed., revised July 2007).
  101. Sefc, K.M., R.B. Payne, and M.D. Sorenson (2003) Phylogenetic relationships of African sunbird-like warblers: Moho (Hypergerus atriceps), Green Hylia (Hylia prasina) and Tit-hylia (Pholidornis rushiae) Ostrich 74:8-17.
  102. Sibley, C.G., J.E. Ahlquist, and B.L. Monroe (1988), A classification of the living birds of the world based on DNA-DNA hybridization studies, Auk, 105(3):409-423.
  103. Sibley, C.G., and J.E. Ahlquist (1990), Phylogeny and Classification of Birds, Yale University Press, New Haven, CT.
  104. Sibley, C.G., and B.L. Monroe (1990), Distribution and Taxonomy of the Birds of the World, Yale University Press, New Haven, CT.
  105. Sibley, C.G., and B.L. Monroe (1993), A World Checklist of Birds Yale University Press, New Haven, CT
  106. Slack, K.E., F. Delsuc, P.A. Mcclenachan, U. Arnason, and D. Penny (2007), Resolving the root of the avian mitogenic tree by breaking up long branches, Mol. Phylogenet. Evol. 42:1-13.
  107. Spicer, G.S., and L. Dunipace (2004), Molecular phylogeny of songbirds (Passeriformes) inferred from mitochondrial 16S ribosomal RNA gene sequences, Mol. Phylogenet. Evol. 30:386-394.
  108. Springer, M.S., H. Hiroyoshi, U. Keisuke, M. Jason, C.G. Sibley (1995), Molecular evidence that the Bonin Islands “Honeyeater” is a white-eye, J. Yamashina Inst. Ornith. 27:66-77.
  109. Tello, J.G., and J.M. Bates (2007), Molecular phylogenetics of the tody-tyrant and flatbill assemblage of tyrant flycatchers (Tyrannidae), Auk 124:134-154.
  110. Voelker, G., and G.M. Spellman (2004), Nuclear and mitochondrial DNA evidence of polyphyly in the avian superfamily Muscicapoidea Mol. Phylogenet. Evol. 30:386-394.
  111. Yuri, T. and D.P. Mindell (2002), Molecular phylogenetic analysis of Fringillidae, “New World nine-primaried oscines” (Aves: Passeriformes), Mol. Phylogenet. Evol. 23:229-243.
  112. Zhang, S., L. Yang, X. Yang, and J. Yang (2007), Molecular phylogeny of the yuhinas (Sylviidae: Yuhina): a paraphyletic group of babblers including Zosterops and Philippine Stachyris, J. Ornithol. 148:417-426.
  113. Zuccon, D., A. Cibois, E. Pasquet, and P.G.P. Ericson (2006), Nuclear and mitochondrial sequence data reveal the major lineages of starlings, mynas and related taxa. Mol. Phylogenet. Evol. 41(2):333-344.