Riotintobolus, Wesener & Enghoff & Sierwald, 2009

Wesener, Thomas, Enghoff, Henrik & Sierwald, Petra, 2009, Review of the Spirobolida on Madagascar, with descriptions of twelve new genera, including three genera of ' fire millipedes' (Diplopoda), ZooKeys 19 (19), pp. 1-128 : 50-51

publication ID

https://doi.org/ 10.3897/zookeys.19.221

publication LSID

lsid:zoobank.org:pub:C473F9F6-1AE7-4B3F-B17F-CA1C2709010C

DOI

https://doi.org/10.5281/zenodo.3791421

persistent identifier

https://treatment.plazi.org/id/1772122E-7836-FFF4-FF01-3B29AB0DEBE6

treatment provided by

Plazi

scientific name

Riotintobolus
status

 

Key to the Riotintobolus View in CoL species:

1 Tarsal pads absent ( Fig. 27F View Figure 27 ). Eyes with 20 or less ocelli ( Figs 26A View Figure 26 , 27E View Figure 27 ). Anal valves with a deep groove between anterior half and sharp-edged lips ( Figs 26B View Figure 26 , 27G View Figure 27 ) ......................................................................................... 2

– At least male legs 3–7 with tarsal pads ( Fig. 29C View Figure 29 ). Eyes with more than 25 ocelli. Anal valves with neither a groove, nor sharp-edged lips ( Figs 28A View Figure 28 , 29A View Figure 29 ) .......................................................................................................... 3

2 Specimens 35–43 mm long. Colour laterally black, dorsally with a thick, light brown stripe ( Fig. 24A View Figure 24 ). Telopodite of posterior gonopod laterally with one large and second small finger-shaped process ( Fig. 26M View Figure 26 )........ R. mandenensis View in CoL sp. n.

– Specimens shorter than 25 mm. Colour laterally black, dorsally with a thick, red stripe ( Fig. 27A View Figure 27 ). Telopodite of posterior gonopod laterally with two large finger-shaped processes of equal size ( Fig. 27K View Figure 27 )................. R. minutus View in CoL sp. n.

3 Telson with an elongated, protruding preanal process, lips on anal valves well-developed ( Fig. 28A View Figure 28 ). Only male legs 3–7 with tarsal pads. Apical mem- brane on posterior gonopod weakly developed ( Fig. 28G View Figure 28 ). Telopodite at mesal margin with a suspicious horn ( Fig. 28F View Figure 28 ). Colour brown-blackish with a conspicuously wide light brown stripe.................................. R. aridus View in CoL sp. n.

– Telson preanal process not protruding, lips on anal valves weakly developed ( Fig. 29A View Figure 29 ). Male legs three and beyond with tarsal pads ( Fig. 29C View Figure 29 ). Apical membrane on posterior gonopod large, widely protruding ( Fig. 29F View Figure 29 ). Colour light grey, posterior margin of rings dark grey, dorsally with a conspicuous, wide blood-red stripe ..................................................... R. anomalus View in CoL sp. n.

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