This paper deals with the systematics of the genera Palaina, Arinia and Opisthostoma (Diplommatinidae) of Sulawesi. Twelve species are described as new to science: Palaina altumbilicata, P. monticola, P. tondokensis, P. wezendonki, P. adonisi, Arinia kessneri, A. toradjensis, A. bantimurungensis, A. wasupondensis, A. dilatata, A. hoeksemai, Opisthostoma henki. A neotype is designated for Arinia minahassae Kobelt.

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CC BY-NC 4.0 NL ("Naamsvermelding-NietCommercieel")

Nederlandse Malacologische Vereniging

Wim J.M. Maassen. (2003). Notes on terrestrial molluscs of the island of Sulawesi. 3. The genera Palaina, Arinia and Opisthostoma (Gastropoda, Prosobranchia, Diplommatinidae), with descriptions of a dozen new taxa. Basteria, 67(1/3), 47–63.