Mountainous millipedes in Vietnam. III. Two new dragon millipedes from limestone mountains in northern Vietnam (Polydesmida, Paradoxosomatidae, Hylomus), with an identification key to Vietnamese Hylomus species

Anh D Nguyen; Tam T T Vu; Thu-Anh T Nguyen

doi:10.3897/zookeys.1223.139649

Mountainous millipedes in Vietnam. III. Two new dragon millipedes from limestone mountains in northern Vietnam (Polydesmida, Paradoxosomatidae, Hylomus), with an identification key to Vietnamese Hylomus species

Zookeys. 2025 Jan 9:1223:247-262. doi: 10.3897/zookeys.1223.139649. eCollection 2025.

Authors

Anh D Nguyen^{1

2}, Tam T T Vu^{1

2}, Thu-Anh T Nguyen^{1

2}

Affiliations

¹ Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18, Hoangquocviet Rd., Caugiay District, Hanoi, Vietnam Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology Hanoi Vietnam.
² Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18, Hoangquocviet Rd., Caugiay District, Hanoi, Vietnam Graduate University of Science and Technology, Vietnam Academy of Science and Technology Hanoi Vietnam.

Abstract

Two new species of the dragon millipede genus Hylomus Cook & Loomis, 1924 are described from mountainous areas in northern Vietnam, namely Hylomuspiccolo sp. nov. and Hylomusborealis sp. nov. The COI barcodes are provided for these species, and an identification key is presented to all Vietnamese Hylomus species.

Keywords: Biodiversity; COI barcode; Southeast Asia; mountainous fauna; taxonomy.

Anh D. Nguyen, Tam T. T. Vu, Thu-Anh T. Nguyen.