In Schendylops schubarti n. sp. from Brazil: Pernambuco: Tupi the fourth antennal article is characterised by unusual chaetotaxy and by elongation. Oddly, the more proximal as well as the more distal articles are not modified. This morphological condition is quite rare in arthropods and thus far unique in centipedes.Facultad de Ciencias Naturales y Museo