A New Mexican species (Hym., Cynipidae) inducing tuberous galls in twigs of oaks (Fagaceae)

Es descriu de Mèxic una nova espècie de cinípid cecidògen, Andricus fusiformis Pujade-Villar n. sp. Aquesta espècie es coneix a partir de la seva forma asexual provocant gales a les branques joves de Quercus obtusata. Es donen dades referents a la diagnosi, distribució i biologia d'aquesta nova espècie. S'il·lustren els caràcters diagnòstics.A new cynipid gallwasp species, Andricus fusiformis Pujade-Villar n. sp., is described from Mexico. This species is known only from asexual females and induces stem galls in young shoots of Quercus obtusata. Diagnosis, biology and distribution data of this new species is given. Diagnostic characters are illustrated

A new genus of oak gall wasp, Striatoandricus Pujade-Villar (Hyenoptera: Cynipidae: Cynipini) from Americ with descriptions of two new Mexican species

A new genus of cynipid oak gall wasp, Striatoandricus Pujade-Villar (Hymenoptera: Cynipidae: Cynipini), is described. Striatoandricus gen. nov. includes four previously described species, Andricus nievesaldreyi n. comb., A. georgei n. comb., A. maesi n. comb., and A. barriosi n. comb., which induce pubescent leaves or twig galls on Quercus belonging to Quercus section. Two new species from México are also described: S. cuixarti Pujade-Villar n. sp. and S. sanchezi Pujade-Villar n. sp. in Quercus section. Descriptions of the genus and diagnostic characters, including DNA sequence data, are presented. This new genus is supported by both morphological and molecular data