An annotated list of the millipede (Diplopoda) species described by Johann Carl Author Hollier, John Muséum d’histoire naturelle, C. P. 6434, CH- 1211 Genève 6, Switzerland. E-mail: john. hollier @ ville-ge. ch john.hollier@ville-ge.ch Author Stöckli, Eduard Naturhistorisches Museum Basel, Augustinergasse 2, CH- 4051 Basel, Switzerland. E-mail: eduard. stoeckli @ bs. ch eduard.stoeckli@bs.ch Author Wesener, Thomas Zoologisches Forschungsmuseum Alexander Koenig, Leibniz Institute for Animal Biodiversity, Adenauerallee 160, D- 53113 Bonn, Germany. E-mail: T. Wesener @ leibniz-zfmk. de esener@leibniz-zfmk.de Author Mesibov, Robert West Ulverstone, Tasmania, Australia 7315. E-mail: robert. mesibov @ gmail. com robert.mesibov@gmail.com Author Decker, Peter Senckenberg Museum für Naturkunde Görlitz, Department of Soil Zoology, Am Museum 1, D- 02826 Görlitz, Germany. E-mail: peter. decker @ senckenberg. de peter.decker@senckenberg.de Author Sierwald, Petra Field Museum of Natural History, 1400 S. Lake Shore Drive, Chicago, IL 60605, USA. E-mail: psierwald @ fmnh. org psierwald@fmnh.org text Revue suisse de Zoologie 2020 2020-06-04 127 1 183 240 http://dx.doi.org/10.35929/rsz.0015 journal article 10.35929/RSZ.0015 0035-418 5743454 emini Carl, 1909b: 344-346 , pl. 7, figs 41-42 [ Odontopyge ]. Bukoba, in Gebüsch und Bananengärten; Sultanat Ihangiro. Unspecified number of ♂ . The MHNG collection contains 50 specimens in alcohol in three jars. The first jar (MHNG-ARTO-18492) contains 21 specimens , four broken and three reinforced with pins. The identification labels in the jar have “Bukoba J. Carl” and “ types ! Bukoba J. Carl” written on them respectively, indicating that the specimens are syntypes . The second jar (MHNG-ARTO-18493) contains parts of at least 21 specimens , many of them broken and three of which are reinforced with pins. There is a data label with “Bukoba IX.08 ” written in pencil, and the original identification label in the jar has “Bukoba J. Carl” written on it, indicating that the specimens are syntypes . An undated typewritten label in the jar states that Hoffman identified these specimens as Haplothysanus emini . The third jar (MHNG-ARTO-18494) contains seven specimens , three of them broken and three reinforced with pins. There is a vial with dissected parts including gonopods. The identification labels in the jar have “Ihangiro J. Carl” and “Ihangiro Dr J. Carl” written on them respectively, indicating that the specimens are syntypes . There are three syntypes in the ZMUH ( Weidner, 1960 ), four in the MCZL , three in the ZMHB ( Moritz & Fischer, 1974 ) and three ♀ (referred to as “Paratypoide” in the NMB catalogue) in the NMB (inventory number NMB-DIPL- 00182a). Haplothysanus emini (Carl, 1909) , Odontopygidae