The genus Synergus Hartig (Hymenoptera: Cynipidae: Synergini) in the New World: a complete taxonomic revision with a key to species Author Lobato-Vila, Irene Author Pujade-Villar, Juli 0000-0001-7798-2717 jpujade@ub.edu text Zootaxa 2021 2021-01-12 4906 1 1 121 journal article 8839 10.11646/zootaxa.4906.1.1 308129a3-a99f-4012-bb41-d3220692c398 1175-5326 4434000 09383AAD-8E30-4E50-A533-C6DA4D00E33C Synergus confertus McCracken & Egbert, 1922 Synergus confertus McCracken & Egbert, 1922 . Stanford Univ., Pubs., Univ. Ser. Biol. Sci. 3 (1): 55. Type material: CAS ( lectotype ), paralectotypes in CAS and USNM . Diagnosis . See Lobato-Vila et al . (2020c: 15) . Distribution . USA : California ( McCracken & Egbert 1922 ). Biology . Reared from asexual galls of Andricus confertus McCracken & Egbert, 1922 on Q. lobata (Mc-Cracken & Egbert 1922). Remarks . The type material of Synergus confertus was examined and the species was redescribed and illustrated by Lobato-Vila et al . (2020c: 15) .