Loxosceles, Heineken & Lowe, 1832
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publication ID |
https://doi.org/ 10.11646/zootaxa.4341.4.2 |
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publication LSID |
lsid:zoobank.org:pub:723F3227-A214-43F8-B598-CD7DFDB8B48B |
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DOI |
https://doi.org/10.5281/zenodo.5257897 |
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persistent identifier |
https://treatment.plazi.org/id/03FB8670-D543-674C-FF48-F96657D3FC64 |
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treatment provided by |
Plazi |
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scientific name |
Loxosceles |
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Key to the Afrotropical species of the genus Loxosceles View in CoL View at ENA
Males
1. Embolus with a flattened spiral towards apex................................................................ 2
- Embolus with thin cylindrical shaft towards apex............................................................ 3
2. Basal part of embolus with a clear ridge ( Fig. 17 View FIGURES 1 – 18 )................................................... L. spinulosa View in CoL
- Basal part of embolus not clearly ridged ( Fig. 2 View FIGURES 1 – 18 )............................................. L. dejagerae View in CoL sp. nov.
3. Cymbium lengthened, much longer than pulp bulb ( Figs 6, 9, 10, 16 View FIGURES 1 – 18 )............................................. 4
- Cymbium short, not much longer than pulp bulb ( Figs 1, 3–5, 7, 8, 11–15, 18 View FIGURES 1 – 18 )..................................... 7
4. Lengthened part of cymbium with an angular bend near palp bulb ( Figs 6, 9 View FIGURES 1 – 18 )...................................... 5
- Lengthened part of cymbium with smooth curve near palp bulb ( Figs 10, 16 View FIGURES 1 – 18 )...................................... 6
5. Lengthened part of cymbium triangular ( Fig. 9 View FIGURES 1 – 18 )..................................................... L. meruensis View in CoL
- Lengthened part of cymbium cylindrical ( Fig. 6 View FIGURES 1 – 18 ).............................................. L. haddadi View in CoL sp. nov.
6. Embolus base narrow at connection with bulb ( Fig. 10 View FIGURES 1 – 18 )............................................... L. parramae View in CoL
- Embolus base broad at connection with bulb ( Fig. 16 View FIGURES 1 – 18 )............................................. L. speluncarum View in CoL
7. Palp cymbium noticeably shorter than tibia length............................................................ 8
- Palp cymbium length close to tibia length................................................................. 14
8. Palp tibia length/height ratio more than 2.5................................................................. 9
- Palp tibia length/height ratio less than 2.5................................................................. 10
9. Embolus base broad at connection with bulb ( Fig. 18 View FIGURES 1 – 18 ).............................................. L. vonwredei View in CoL
- Embolus base narrower at connection with bulb ( Fig. 7 View FIGURES 1 – 18 )........................................... L. irishi View in CoL sp. nov.
10. Palp tibia length/height ratio less than 2.0 ( Fig. 12 View FIGURES 1 – 18 ).................................................. L. rufescens View in CoL
- Palp tibia length/height ratio more than 2.0 ( Figs 3, 4, 8, 13 View FIGURES 1 – 18 )................................................... 11
11. Palp bulb width about half tibia length ( Fig. 4 View FIGURES 1 – 18 ).................................................. L. foutadjalloni View in CoL
- Palp bulb width about a third tibia length ( Figs 3, 8, 13 View FIGURES 1 – 18 )...................................................... 12
12. Palp patella less than half tibia length ( Fig. 8 View FIGURES 1 – 18 )................................................. L. maraisi View in CoL sp. nov.
- Palp patella more than half tibia length ( Figs 3, 13 View FIGURES 1 – 18 ).......................................................... 13
13. Palp femur/cymbium ratio more than 4.5 ( Fig. 13 View FIGURES 1 – 18 ).................................................... L. rufipes View in CoL
- Palp femur/cymbium ratio less than 4.5 ( Fig. 3 View FIGURES 1 – 18 )...................................................... L. fontainei View in CoL
14. Palp femur shorter than patella + tibia length ( Fig. 15 View FIGURES 1 – 18 ).................................................. L. smithi View in CoL
- Palp femur length equal to patella + tibia length ( Figs 1, 5, 11, 14 View FIGURES 1 – 18 ).............................................. 15
15. Embolus narrow at base ( Figs 1, 14 View FIGURES 1 – 18 )...................................................................... 16
- Embolus broad at base ( Figs 5, 11 View FIGURES 1 – 18 )....................................................................... 17
16. Embolus tapering from base to apex ( Fig. 1 View FIGURES 1 – 18 )......................................................... L. bergeri View in CoL
- Embolus very thing from base to apex ( Fig. 14 View FIGURES 1 – 18 )..................................................... L. simillima View in CoL
17. Broad basal part of embolus long ( Fig. 11 View FIGURES 1 – 18 )............................................................ L. pilosa View in CoL
- Broad basal part of embolus short ( Fig. 5 View FIGURES 1 – 18 ).................................................. L. griffinae View in CoL sp. nov.
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