A European discovery: Kalliste pavonum gen. nov., sp. nov., the smallest phalangiid species known to date (Arachnida: Opiliones: Phalangiidae) Author Martens, Jochen Johannes Gutenberg-Universität, Institut für Organismische und Molekulare Evolutionsbiologie, D- 55099 Mainz, Germany. E-mail: martens @ uni-mainz. de text Revue suisse de Zoologie 2018 2018-03-31 125 1 155 164 journal article 3945 10.5281/zenodo.1196046 4fa93b26-008e-489a-9e9f-fcef036e7674 0035-418 1196046 Kalliste gen. nov. Type species: Kalliste pavonum sp. nov. (by original designation). Diagnosis: Characterized by male genital morphology: truncus penis stout and massive, penial muscle much extended over more than proximal half of truncus. A subapical triangular tooth on lower (dorsal) side of penial stylus. Pedipalpal claw ventrally equipped with two thin proximal filiform denticles on a broader base. Strong and stout pedipalps with pro-lateral apophyses on femur (in female only), patella and tibia (in both sexes). Large elevated tuber oculorum occupying more than half of prosoma length. Small body size (1.8- 2.0 mm in males, 1.9-2.6 mm in females). Distribution: The single species of the new genus is known from two high-altitude localities in the mountains of central Corsica , France . Name: Kalliste (τῇ καλλίστῃ) is one of the historical names of Corsica , used in times when the island was colonized by Greeks. It denominates the feminine superlative of kalós (καλός), “the most beautiful”. The gender is feminine. Relationships: See Discussion.