Hylomus hostilis (Golovatch & Enghoff, 1994) (Figs. 1, 9−10) Desmoxytes hostilis Golovatch & Enghoff, 1994: 50−51, figs. 11−20. Hylomus hostilis: Srisonchai et al. 2018a: 10. Material examined: 1 male, 1 female (IEBR-Myr 601) Vinh Phuc Province, Tam Dao National Park, on the way to Tam Dao 2, 1,100 m, 25 February 2017, coll. Anh D. Nguyen. Diagnosis: The species can be recognised by the combination of the following characters: paraterga spine-shaped; metaterga with 2 + 2 posterior tubercles/ spines; antenna short and stout; male leg femora 6 and 7 inflated, with modifications (Fig. 9); gonopod femorite subequal to postfemoral region in length; solenophore pointed terminally (Fig. 10). Previous records: Vinh Phuc Province (Tam Dao National Park) (Golovatch and Enghoff 1994). Distribution: Only known from northern Vietnam. Anterior part, lateral view (A), dorsal view (B), ventral view (C). Midbody part, dorsal view (D). Posterior part, lateral view (E), dorsal view (F), ventral view (G). Hypoproct and epiproct, ventral view (H). No scale bars were inserted while taking photographs for this figure. This figure emphasises colouration, shapes of collum (Co), paraterga, metaterga (Me), pleura (Ple), sterna (Ste), epiproct (Epi) and hypoproct (Hy).

Published as part of Nguyen, Anh D., Nguyen, Manh-Ha, Nguyen, Thu-Anh T. & Phung, Hong-Luong T., 2019, Review of Dragon Millipedes (Diplopoda, Polydesmida, Paradoxosomatidae) in the Fauna of Vietnam, with Descriptions of Three New Species, pp. 1-14 in Zoological Studies 58 (14) on page 9, DOI: 10.6620/ZS.2019.58-14, http://zenodo.org/record/8065869