Taxon classification Animalia Hymenoptera Encyrtidae

Oobius Trjapitzin, 1963

Oobius Trjapitzin 1963: 544-545. Type species: Tyndarichus rudnevi Nowicki, by original designation.

Avetianella Trjapitzin 1968: 97-99. Type species: Avetianella capnodiobia Trjapitzin, by monotypy. Synonymized under Oobius by Noyes 2010: 660-662.

Szelenyiola Trjapitzin 1977: 160. Type species: Szelenyiola nearctica Trjapitzin, by original designation and monotypy. Synonymized under Oobius by Noyes 2010: 660-662.

Oobius: Trjapitzin 1977: 161 (key to genera of the subtribe Oobiina of the tribe Discodini of the subfamily Encyrtinae); Noyes 2010: 660-662 (synonymy, diagnosis, host associations, comments); Trjapitzin and Volkovitsh 2011: 670-672 (diagnosis of Oobius s. str., taxonomic position, key to world species).

Avetianella: Gordh and Trjapitzin 1981: 6 (comments); Trjapitzin 2001: 734-735 (comments, key to world species).

Oophagus Liao in Liao et al. 1987: 184. Type species: Oophagus batocerae Liao, by original designation and monotypy. Synonymized under Avetianella by Zhang and Huang 2004: 34-35, and under Oobius by Noyes 2010: 660.

Szelepyiola: Trjapitzin and Volkovitsh 2011: 671 (misspelled).

Comments.

Oobius is a cosmopolitan genus as defined by Noyes (2010) who provided its detailed diagnosis, which is omitted here for brevity. One extralimital species, Oobius striatus Annecke, is also known from eggs of Asilidae ( Diptera) in Montenegro and Zimbabwe (Annecke 1967; Noyes 2010, 2014).

Key to the Nearctic species of Oobius, females (both native and introduced)

( Oobius depressus (Girault) not included)