After Engel & Perkovsky, 2006, and Baker & Engel, 2006

<==o Megachile Latreille
   |?- †M. praedicta Cockerell, 1908; Eoc.-Olig. NA.
   |?- †M. amaguensis (Cockerell, 1925); Mioc.
   |?- †M. shanwangae Zhang, 1989; Mioc. EAs.
   |?- M. candida Smith
   |?- M. amputata Smith, 1857
   |--o (Acentron) Mitchell
   |--o (Amegachile) Friese
   |--o (Argyropile) Mitchell
   |--o (Austrochile) Michener
   |--o (Austromegachile) Mitchell
   |--o (Callomegachile) Michener [incl. Orientocressoniella Gupta, 1993]
   |  |-- M. (C.) relata Smith, 1879 [Cressoniella (Orientocressoniella) relata (Smith, 1879) Gupta, 1993]
   |  |-- M. (C.) conjucta Smith, 1853
   |  |-- M. (C.) saigonensis Cockerell, 1920 [M. amputata Smith; Bingham, 1897 (misident.); M. amputatiformis Cockerell, 1927]
   |  |-- M. (C.) 
   |  |-- M. (C.) 
   |  |-- M. (C.) 
   |  |-- M. (C.) 
   |--o (Cestella) Pasteels
   |--o (Chalicodoma) Lepeletier de Saint Fargeau
   |--o (Chalicodomoides) Michener
   |-- †(Chalicodomopsis) glaesaria Engel, 1999; L.Mioc. CA.
   |--o (Chelostomoda) Michener, 1962
   |  |-- M. (C.) ulrica Nurse, 1901 [M. saphira Cameron, 1907]
   |  |
   |  |-- M. (C.) lefroma Cameron, 1907
   |  |-- M. (C.) albolineata Cameron, 1897
   |  |-- M. (C.) funnelli Cockerell, 1907
   |  `-- M. (C.) bougainvillei Cockerell, 1911
   |--o (Chelostomoides) Robertson, 1901
   |--o (Chrysosarus) Mitchell
   |--o (Creightonella) Cockerell
   |--o (Cressoniella) Mitchell
   |--o (Cuspidella) Pasteels
   |--o (Dasymegachile) Mitchell
   |--o (Eumegachile) Friese
   |--o (Eutricharaea) Thomson
   |--o (Gronoceras) Cockerell
   |--o (Grosapis) Mitchell
   |--o (Hackeriapis) Cockerell, 1922
   |--o (Heriadopsis) Cockerell, 1931
   |  `-- M. (H.) striatulus Cockerell, 1931
   |--o (Largella) Pasteels
   |--o (Leptorachis) Mitchell
   |--o (Litomegachile) Mitchell
   |-- (Matangapis) alticola Cameron, 1902; Baker & Engel, 2006 (Mt. Matang bee)
   |--o (Maximegachile) Guiglia & Pasteels
   |--o (Megachile) Latreille
   |  `-- M. (M.) elizabethae Bingham, 1897
   |--o (Megachiloides) Mitchell
   |--o (Megella) Pasteels
   |--o (Melanosarus) Mitchell
   |--o (Mitchellapis) Michener
   |--o (Moureapis) Raw
   |--o (Neochalicodoma) Pasteels
   |--o (Neochelynia) Schrottky
   |--o (Paracella) Michener
   |--o (Parachalicodoma) Pasteels
   |--o (Platysta) Pastells
   |--o (Pseudocentron) Mitchell
   |--o (Pseudomegachile) Friese
   |  `-- M. (P.) dimidiata Smith, 1853
   |--o (Ptilosaroides) Mitchell
   |--o (Ptilosarus) Mitchell
   |--o (Rhodomegachile) Michener
   |--o (Rhyssomegachile) Mitchell
   |--o (Sayapis) Titus
   |--o (Schizomegachile) Michener
   |--o (Schrottkyapis) Mitchell
   |--o (Stellenigris) Meunier
   |--o (Stelodides) Moure
   |--o (Stenomegachile) Pasteels
   |--o (Thaumatosoma) Smith
   |--o (Trichurochile) Mitchell
   |--o (Tylomegachile) Moure
   |--o (Xanthosarus) Robertson, 1903 [incl. Neocressoniella Gupta, 1993]
   |  |-- M. (X.) anthracina Smith, 1853
   |  |-- M. (X.) carbonaria Smith, 1853 [Anthophora barbata Fabricius, 1804 (invalid sr. synon.)]
   |  `-- M. (X.) simlaensis Cameron, 1909
   `--o (Zonomegachile) Mitchell

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