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 B View Figure , 16 C View Figure , 20 B View Figure , 21 C View Figure ), or with lobe (e.g., Figs 25 B View Figure , 26 C View Figure ) .................................................................................................................................................. 2

– Lamina lateralis short, swollen, stout, compact, without lobe (e.g., Figs 9 B View Figure , 10 C, F View Figure ) ....................... ................................................. 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 B View Figure , 26 EAbout E View Figure ) ...................... .................................................................... 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 Figure , 16D View Figure , 20D View Figure , 21D View Figure ) ........................................ 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 B View Figure , 26 EAbout E View Figure ) ...................... .................................................................... 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 Figure , 16D View Figure , 20D View Figure , 21D View Figure ) ........................................ 3

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

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