Nagaxytes, Srisonchai, Enghoff & Panha, 2018

Ruttapon Srisonchai, Henrik Enghoff, Natdanai Likhitrakarn & Somsak Panha, 2018, A revision of dragon millipedes II: the new genus Nagaxytes gen. nov., with the description of three new species (Diplopoda, Polydesmida, Paradoxosomatidae), European Journal of Taxonomy 462, pp. 1-44 : 11

publication ID	https://doi.org/ 10.5852/ejt.2018.462
publication LSID	urn:lsid:zoobank.org:pub:60992A95-1F59-4407-9774-B8FC1545A8B4
DOI	https://doi.org/10.5281/zenodo.6836548
persistent identifier	https://treatment.plazi.org/id/03A287AE-0D71-226F-F694-ED14FAFD5CA5
treatment provided by	Plazi
scientific name	Nagaxytes
status	gen. nov.

Treatment

Key to species of Nagaxytes View in CoL gen. nov. (based mainly on males)

1. Gonopod with lamina lateralis long (e.g., Figs 15B View Fig. 15 , 16C View Fig. 16 , 20B View Fig. 20 , 21C View Fig. 21 ), or with lobe (e.g., Figs 25B View Fig. 25 , 26C View Fig. 26 ) .................................................................................................................................................. 2

– Lamina lateralis short, swollen, stout, compact, without lobe (e.g., Figs 9B View Fig. 9 , 10C, F View Fig. 10 ) ....................... ................................................. N. acantherpestes ( Golovatch & Enghoff, 1994) View in CoL gen. et comb. nov.

2. Body length 22–26 mm in male, 24–28 mm in female. Lamina lateralis with a curved, long, spatulate lobe ( Figs 25–26 View Fig. 25 View Fig. 26 ); solenomere terminating in two curved processes ( Figs 25B View Fig. 25 , 26E View Fig. 26 ) ...................... .................................................................... N. spatula Srisonchai, Enghoff & Panha gen. et sp. nov.

– Body length 30–36 mm in male, 35–38 mm in female. Lamina lateralis without spatulate lobe; solenomere terminating in one process (e.g., Figs 15D View Fig. 15 , 16D View Fig. 16 , 20D View Fig. 20 , 21D View Fig. 21 ) ........................................ 3

3. Metaterga 4–19 with conspicuous anterior row of tubercles/cones/spines ( Fig. 13A–C View Fig. 13 ). Sternal lobe between male coxae 4 subtrapeziform ( Fig. 14J View Fig. 14 ). Lamina lateralis erect, digitiform, thick, tip directed anteriad ( Figs 15B–D View Fig. 15 , 16C, E–F View Fig. 16 ) ................... N. erecta Srisonchai, Enghoff & Panha gen. et sp. nov.

– Metaterga 4–19 without anterior row of tubercles/cones/spines ( Fig. 18A–C View Fig. 18 ). Sternal lobe between male coxae 4 not subtrapeziform, incompletely bilobed, tip deeply emarginate ( Fig. 19J View Fig. 19 ). Lamina lateralis lamella-like, curved, broad, thin, tip directed mesoventrad ( Figs 20B–D View Fig. 20 , 21C–F View Fig. 21 ) .............. .................................................................... N. gracilis Srisonchai, Enghoff & Panha gen. et sp. nov.