Nyssodrysilla, Gilmour, 1962

Bezark, Larry G. & Santos-Silva, Antonio, 2023, New species, synonymies and transfers in Neotropical Lamiinae (Coleoptera: Cerambycidae), Insecta Mundi 2023 (993), pp. 1-26 : 4

Key to species of Nyssodrysilla (adapted from Gilmour 1962)

1. Elytra marbled with small pale-yellow maculae, not vittate. Brazil (Bahia, Minas Gerais, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina, Rio Grande do Sul), Paraguay.............................................................................. N. irrorata (Melzer, 1927)

— Elytra not marbled, with or without longitudinal pubescent bands.............................. 2

2(1). Elytra lacking longitudinal pubescent bands; with subtriangular yellow pubescent macula on sides of anterior third. Paraguay.................. N. humeralis Bezark and Santos-Silva , new species

— Elytra with longitudinal pubescent bands; without subtriangular yellow pubescent macula on sides of anterior third........................................................................ 3

3(2). Elytra with abundant, longitudinal pale-yellow pubescent bands, without large, subelliptical brownish pubescent macula on sides of anterior half. Brazil (Rio de Janeiro, São Paulo, Paraná, Santa Catarina, Rio Grande do Sul).............................................. N. vittata ( Melzer, 1934)

— Elytra with a few pale-yellow pubescent bands and with subelliptical brown pubescent macula on sides of anterior half. Peru, French Guiana, Bolivia (Pando)................ N. lineata Gilmour, 1962