Onoba tarifensis and O. guzmani n. spp. are described from southern Spain; the species are sympatric and appear to be fairly closely related.

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Basteria

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Nederlandse Malacologische Vereniging

H.J. Hoenselaar, & R.G. Moolenbeek. (1987). Two new species of Onoba from southern Spain (Gastropoda: Rissoidae). Basteria, 51(1/3), 17–20.