Otostigmus rugulosus Porat 1876
Creators: name: Niu, Meilian
name: Li, Yixuan
name: Di, Zhiyong
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Chilopoda
Scolopendromorpha
Scolopendridae
Otostigmus
Otostigmus rugulosus

description: Key to the valid species of the Otostigmus rugulosus group (Modified from Lewis, 2010)
1 With prefemoral distodorsal spine on leg 20................................................................. 2
- Without prefemoral distodorsal spine on leg 20.............................................................. 3
2 Typically with 4+4 main forcipular coxosternal teeth, tergites without spinules, sternite 21 with sides converging posteriorly.. O. spinosus
- Typically with 3+3 main forcipular coxosternal teeth, tergites typically with spinules, sternite 21 with sides ± parallel............................................................................................... O. punctiventer
3 With 3+3 main forcipular coxosternal teeth................................................................. 4
- With 4+4 main forcipular coxosternal teeth................................................................. 5
4 With a single apical coxopleural spine............................................................. O. martensi
- With two or three apical coxopleural spines................................................................. 6
5 Coxopleural process long, and curved in females, ultimate leg prefemora with four rows of spines, leg 20 with one tarsal spur................................................................................... .. O. xizangensis n. sp.
- Coxopleural process short and straight, ultimate leg prefemora with three rows of spines, leg 20 without tarsal spur.......................................................................... O. rugulosus incl. O. rugulosus striaturatus
6 Sternite paramedian sutures absent or present on anterior sternites only and very short ............................... 7
- Sternite paramedian sutures present...................................................................... 10
7 Tergites with small tubercles................................................................... O. noduliger
- Tergites without small tubercles.......................................................................... 8
8 Coxopleural process without lateral spines........................................................ O. olivaceus
- Coxopleural process with one or two lateral spines........................................................... 9
9 First 3 pairs of legs with two tarsal spurs, ultimate legs without tarsal spur................................... O. feae
- First 15 pairs of legs with two tarsal spurs, ultimate legs with tarsal spur................................. O. fossuliger
10 With (19)20–21 antennomeres and two apical and one subapical coxopleural spine................................ 11
- With 18 antennomeres and two apical coxopleural spines................................................ O. beroni
11 Sternite paramedian sutures complete in mid-body region, the basal 2.66 antennomeres glabrous. Sternite 21 narrowed posteriorly........................................................................ O. angusticeps schindleri
- Paramedian sutures occupying at most anterior 50% of each sternite in mid-body region, the basal 2.33 antennomeres glabrous. Sternite 21 with sides diverging, parallel or converging posteriorly........................................ O. astenus
description: Published as part of Niu, Meilian, Li, Yixuan & Di, Zhiyong, 2021, Otostigmus (Otostigmus) xizangensis n. sp., from China and a case of sexual dimorphism in the subgenus Otostigmus (Otostigmus) Porat, 1876 (Chilopoda, Scolopendromorpha, Scolopendridae), pp. 295-300 in Zootaxa 5081 (2) on page 300, DOI: 10.11646/zootaxa.5081.2.8, http://zenodo.org/record/5771838