title: A new species of Margaromantis Piza, 1982 (Insecta: Mantodea) from Brazil.
abstract: A second species of the Neotropical mantid genus Margaromantis Piza, 1982, Margaromantisnigrolineata sp. n. is described from Bahia, Brazil. This new species can be recognized by the presence of a transverse black strip between compound eyes in the vertex; fore femora exhibiting black calluses on the inner face; lacking yellowish strips over the transverse veins on the metathoracic wings; left dorsal phallomere with rectangular ventral lamina, elongated and grooved lateral process, and a flattened, but not twisted apical process that is upwardly recurved.
authors.affiliation: Universidade Estadual de Feira de Santana, Feira de Santana, Brazil.
authors.forename: Eliomar da Cruz
authors.initials: Eda C
authors.lastname: Menezes
authors.affiliation: Universidade Estadual de Feira de Santana, Feira de Santana, Brazil.
authors.forename: Freddy
authors.initials: F
authors.lastname: Bravo
keywords: Chapada Diamantina; Dictyoptera; Mantidae; Neotropical region; Photinainae; taxonomy.