Four new species of Plega Navás, 1928 (Mantispidae: Symphrasinae) from Mexico are herein described and illustrated, namely P. mixteca sp. n. Oaxaca Jalisco, stangei Morelos Oaxaca, sonorae Sonora, spinosa Guerrero, Morelos, Nayarit, Puebla, Veracruz. Including these species, Plega's diversity raises to 17 which 12 recorded Mexico, one them, variegata 1928, is proposed as nomen dubium. A taxonomic key the known provided.

Neuroptera is an order of insects with a moderate diversity species numbers yet high between-family morphological diversity, which has significant ecological role as predator. However, there are few studies focused on describing changes in along environmental gradients. We evaluated the alpha and beta higher taxa communities Tacaná Volcano southern Mexico. Five sites each at different altitudes were studied through systematic annual sampling. The taxonomic phylogenetic analyzed, well its...

Approximately 340 species of ten families Neuroptera have been recorded from Mexico. The Tacaná volcano, reaching an elevation 4092 m a.s.l., is the northernmost representative Central American Nucleus volcanic range. Recent survey efforts diversity Chiapas, along altitudinal gradient, increased known fauna this order in Mexico by 31 and two genera: Biramus Oswald, 1993 (Hemerobiidae), Titanochrysa Sosa & Freitas, 2012 (Chrysopidae), with extension distributional range 25 five families....

Se lleva a cabo una síntesis del conocimiento taxonómico y biológico que se tiene de la fauna Mantispidae estado Morelos. listan 9 especies (Nolima infensa Navás, Climaciella brunnea (Say), Dicromantispa interrupta sayi (Banks), Zeugomantispa minuta (Fabricius), virescens (Rambur), Plega banksi Rehn, fratercula Rehn signata (Hagen)) morfoespecie (Plega sp. 1) en cinco géneros tres subfamilias con distribución por municipio región fisiográfica estado; representan primeros registros para el

The genus Ceraeochrysa Adams is widely distributed in the New World, from southeastern Canada to Argentina, with 15 out of 61 previously known species recorded Mexico. In this paper, tacanensis sp. nov. described and illustrated Volcán Tacaná, Chiapas, an identification key present Mexico provided. new similar others swollen darkened posterior branches cubital vein, it can be separated these other by elongate gonapsis extending base gonosaccus; slightly upturned, terminating a rounded apex...

The species Lainius constellatus Navás is recorded for the first time from Mexico; thus this report represents northernmost record of genus and Americas. In addition, it provides data on variation in color marks a description hypandrium internum. A brief summary distribution belonging to subfamily Apochrysinae provided, with emphasis three American genera, which share mostly Pacific domain Brazilian subregion, ranging Mexican transition zone possibly Chacoan subregion.