Nagaxytes

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

lsid:zoobank.org:pub:urn:lsid:zoobank.org:pub:60992A95-1F59-4407-9774-B8FC1545A8B4

persistent identifier

http://treatment.plazi.org/id/D3B82632-5FC4-4605-AC19-99EAFEB6A23B

taxon LSID

lsid:zoobank.org:act:D3B82632-5FC4-4605-AC19-99EAFEB6A23B

treatment provided by

Plazi

scientific name

Nagaxytes
status

 

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

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

– Lamina lateralis short, swollen, stout, compact, without lobe (e.g., Figs 9 BView Fig. 9, 10 C, FView Fig. 10) ....................... ................................................. N. acantherpestes ( Golovatch & Enghoff, 1994)  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 25–26View Fig. 25View Fig. 26); solenomere terminating in two curved processes ( Figs 25 BAbout BView Fig. 25, 26 EAbout EView 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 15DView Fig. 15, 16DView Fig. 16, 20DView Fig. 20, 21DView Fig. 21) ........................................ 3

2. Body length 22–26 mm in male, 24–28 mm in female. Lamina lateralis with a curved, long, spatulate lobe ( Figs 25–26View Fig. 25View Fig. 26); solenomere terminating in two curved processes ( Figs 25 BAbout BView Fig. 25, 26 EAbout EView 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 15DView Fig. 15, 16DView Fig. 16, 20DView Fig. 20, 21DView Fig. 21) ........................................ 3

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

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

B

Botanischer Garten und Botanisches Museum Berlin-Dahlem, Zentraleinrichtung der Freien Universitaet

E

Royal Botanic Garden Edinburgh