"Se describe la hembra y se redescribe el macho de Dendryphantes melanomerus Chamberlin, 1924 de la vegetación hidrófita y matorral xerófilo de Baja California Sur, México. Se proporcionan nuevos registros para México de Habronattus divaricatus (Banks, 1898), Habronattus hallani (Richman, 1973), Metacyrba taeniola (Hentz, 1846),Paramarpissa griswoldi Logunov y Cutler, 1999, Peckhamia picata (Hentz, 1846), Salticus palpalis (Banks, 1904), Sitticus concolor (Banks, 1895) y Thiodina hespera Richman y Vetter, 2004.""The first known female of the spider Dendryphantes melanomerus Chamberlin, 1924 is described and the male is redescribed from the wetland vegetation and xeric shrubland of Baja California Sur, México. New records of Habronattus divaricatus (Banks, 1898), Habronattus hallani (Richman, 1973) Metacyrba taeniola (Hentz, 1846), Paramarpissa griswoldi Logunov and Cutler, 1999, Peckhamia picata (Hentz, 1846), Salticus palpalis (Banks, 1904), Sitticus concolor (Banks, 1895), and Thiodina hespera Richman and Vetter, 2004, from Mexico, are provided."