Four new species of the millipede genus Eutrichodesmus Silvestri, 1910, from caves in Indochina (Diplopoda: Polydesmida: Haplodesmidae)

species are described in the large genus Eutrichodesmus Silvestri, 1910, which ranges from southern Japan in the north, through Taiwan, southern China and Indochina, to Vanuatu, Melanesia in the south: E. nadan sp.n., from a cave in Laos, as well as E. astrisimilis sp.n., E. subasteroides sp.n. and E. astriproximus sp.n., all three from caves in...