Cryptic new species of Nesoecia Scudder, 1893 (Orthoptera: Tettigoniidae; Pseudophyllinae) from northeastern, Mexico.

Nesoecia Scudder, 1893 is a neotropical genus of true katydids (Pseudophyllinae) comprising four species: N. brasiliensis (Bruner, 1915) from Brazil (Bahia), N. cooksonii (Butler, 1877) from Ecuador (Galápagos, Floreana Island), and two species from southern Mexico: N.

New species of the genus Caloxiphus Saussure amp; Pictet, 1898 (Orthoptera: Tettigoniidae) from the Huasteca Region, Hidalgo, Mexico.

Two new species of the genus Caloxiphus Saussure Pictet, 1898 (Pseudophyllinae) are described: C. chapulhuacan n. sp.