The giant pill-millipedes of Madagascar: revision of the genus Zoosphaerium (Myriapoda, Diplopoda, Sphaerotheriida) Author Wesener, Thomas Author Wägele, Johann-Wolfgang Lower Invertebrates, Museum Alexander Koenig ZFMK, Adenauerallee 160, D- 53113 Bonn (Germany) twesener @ uni-bonn. de text Zoosystema 2008 30 1 5 85 journal article 10.5281/zenodo.5391729 1638-9387 5391729 Subfamily ARTHROSPHAERINAE Jeekel, 1974 DIAGNOSIS. — Females with stridulatory organ (called washboard) consisting of sclerotized ribs on subanal plate and a sclerotized spot on posterior side of legs. REMARK Subfamily endemic to India , Sri Lanka and Madagascar .