Note:

This page is badly under contruction!!

It has no structure and it's missing almost all information concerning any modern species or subgroups ot the family!!

After Engel & Peñalver, 2005

<==o Halictidae
   `--o Halictinae
      |?- Sphecodes
      |?- Agapostemon
      |--o Augochlorini Beebe
      |  |--o Augochlora
      |  |  |-- †A. leptoloba Engel, 2000
      |  |  `== “Recent species of the genus Augochlora”
      |  |-- Augochlorella
      |  |?- †“Aulachoropsissp. (Poinar, 2004); L.Mioc. CA.
      |  |--o Neocorynura
      |  |  |-- †N. electra Engel, 1995; L.Mioc. CA.
      |  |  `== “Recent species of the genus Neocorynura”
      |  |--o Oligochlora
      |  |  |-- †O. eickworti Engel, 1996; L.Mioc. CA.
      |  |  |-- †O. grimaldii Engel, 1997; L.Mioc. CA.
      |  |  |-- †O. marquettorum Engel & Rightmyer, 2000; L.Mioc. CA.
      |  |  |-- †O. micheneri Engel, 1996; L.Mioc. CA.
      |  |  |-- †O. rozeni Engel, 2000; L.Mioc. CA.
      |  |  `== “Recent species of the genus Oligochlora”
      |  `== “other genera of the tribe Augochlorini”
      |--o Caenohalictini Michener
      |  |-- †Eickwortapis dominicana Michener & Poinar, 1996; L.Mioc. CA.
      |  `== “Recent genera of the tribe Caenohalictini”
      `--o Halictini Thomson
         |--o Cyrtapis
         |  `-- †C. anomala Cockerell, 1908; Eoc.-Olig. NA.
         |--o Dialictus
         |  `-- D. coeruleus Robertson
         |--o Electrolictus
         |  `-- †E. antiquus Engel, 2001; M.Eoc. NEu.
         |--o Halictus
         |  |-- †“H.ruissatelensis Timon-David, 1944 [“Sphecodes’ sp. Timon-David, 1943] U.Olig. SWEu.
         |  |-- †“H.savenyei Engel &Archibald, 2003; L.Eoc. NA.
         |  |-- †“H.schemppi (Armbruster, 1938); U.Mioc. CEu.
         |  |-- †H. petrefactus Engel & Reñalver, 2006 [Halictus sp. Peñalver, 1998; Halictus sp. Grimaldi & Engel, 2005] L.Mioc. SWEu.
         |  `== “Recent species of the genus Halictus”
         |--o Kronolictus
         |  |-- †K. scudderiellus (Cockerell, 1906); Eoc.-Olig. NA.
         |  |-- †K. vulcanus Engel, 2002; Eoc.-Olig. NA.
         |  `== “Recent species of the genus Kronolictus”
         |--o Lasioglossum
         |  |-- †L. celinae Nel & Petrulevicius, 2003; U.Olig. SWEu.
         |  `== “Recent species of the genus Lasioglossum”
         |--o Ocymoromelitta
         |  |-- †O. florissantella (Cockerell, 1906)
         |  |-- †O. miocenica (Cockerell, 1909)
         |  |-- †O. sorella Engel, 2002
         |  `== “Recent species of the genus Ocymoromelitta”
         `== “Recent genera of the tribe Halictini

Reference(s):