Review of Dragon Millipedes (Diplopoda, Polydesmida, Paradoxosomatidae) in the Fauna of Vietnam, with Descriptions of Three New Species Author Nguyen, Anh D. Author Nguyen, Manh-Ha Author Nguyen, Thu-Anh T. Author Phung, Hong-Luong T. text Zoological Studies 2019 2019-07-12 58 14 1 31 journal article 56108 10.6620/ZS.2019.58-14 de0647eb-9b73-4bac-9ff7-f7bff7518dc0 PMC6759935 31966315 8065869 Hylomus enghoffi ( Nguyen, Golovatch & Anichkin, 2005) ( Figs. 1 , 6−8 ) Desmoxytes enghoffi Nguyen, Golovatch & Anichkin, 2005: 256−257 , figs. 26−33. Hylomus enghoffi : Srisonchai et al. 2018a: 10 . Material examined : 1 male , 1 female (IEBR-30) Quang Binh Province , Phong Nha-Ke Bang National Park, secondary forest, July 2003 , coll. Pham Duc Tien; 1 male , 2 females (IEBR-217) same locality, but limestone forest, 10−22 August 2011 , coll. Anh D. Nguyen; 9 males , 1 female (IEBR-218) and (IEBR-Myr IPE5) same data as sample IEBR−217. Diagnosis : The species can be distinguished from its congeners by the combination of the following characters: paraterga antler-shaped; metaterga with transverse rows of 2 + 2 and 1 + 1 setiferous spines; epiproct modified, with 2 + 2 non-setiferous knobs near tip; only male leg femur 7 inflated ( Figs. 6−7 ); postfemoral region of gonopod not extremely short; solenomere subfalcate; tip of lamina medialis with 2 apical lobules; spine z prominent ( Fig. 8 ). Previous records : Quang Binh Province (Phong Nha - Ke Bang National Park) ( Nguyen et al. 2005 ). Distribution : Only known from central Vietnam .