Revision of the spider genus Mystaria Simon, 1895 (Araneae: Thomisidae) and the description of a new genus from the Afrotropical region Author Honiball Lewis, Allet S. Department of Zoology & Entomology, University of Pretoria, Pretoria, 0002 South Africa ahoniball@gmail.com Author Dippenaar-Schoeman, Ansie S. Department of Zoology & Entomology, University of Pretoria, Pretoria, 0002 South Africa & ARC-Plant Protection Research Institute, P / Bag X 134, Queenswood, 0121 South Africa text Zootaxa 2014 2014-10-15 3873 2 101 144 journal article 5298 10.11646/zootaxa.3873.2.1 1053c042-2d20-480a-b084-05eda83a77a4 1175-5326 4948115 AC318953-2804-4BBB-B885-27A8F1DB1EAB Mystaria budongo sp. n. Figs 5 , 10 , 43, 44 , 111–115 Type material: Holotype : , RWANDA : Kibungo Province , Ibanda Makera , Rusumo [ 02°09’S , 30°55’E ], alt. 1450 m , gallery forest canopy fogging of Teclea nobilis , October 1993 , T. Wagner (ZFMK AR 1307). Paratypes : DEMOCRATIC REPUBLIC OF CONGO (DRC) : Orientale Region , 1 ♂ , Cyamudongo , Nyakabuye [ 02°34’S , 28°59’E ], alt. 1750 m , canopy fogging Carapa grandiflora , October 1993 , T. Wagner (ZFMK AR 1304) . KENYA : Western Province , 2 ♂ , Kakamega forest [ 00°22’N , 34°50’E ], alt. 1600 m , secondary forest canopy fogging T. nobilis , January–February 2003 , W. Freund (ZFMK AR 1305, 1306) . RWANDA : Eastern Province , 3 ♂ , Ibanda Makera , Rusumo [ 02°09’S , 30°55’E ], alt. 1450 m , gallery forest canopy fogging T. nobilis , October 1993 , T. Wagner (ZFMK AR 1308-1310) . UGANDA : Masindi Province , 3 ♂ , Budongo forest [ 01°45’N , 31°25’E ], alt. 1200 m , secondary forest canopy fogging Cynometra alexandri , 15–25 January 1997 , T. Wagner (ZFMK AR 1311, 1316, 1319) ; 2 ♂ , Budongo forest [ 01°45’N , 31°25’E ], alt 1200 m , primary forest canopy fogging C. alexandri , 15–25 January 1997 , T. Wagner (ZFMK AR 1313, 1315) ; 1 ♂ , same locality, swamp forest canopy fogging Rinorea beniensis , 15–25 January 1997 , T. Wagner (ZFMK AR 1312) ; 3 ♂ , Budongo forest [ 01°45’N , 31°25’E ], alt. 1200 m , primary forest canopy fogging R. beniensis , 5–15 January 1997 , T. Wagner (ZFMK AR 1314, 1317, 1318) . FIGURES 91–102. SEM photographs of tarsal claws and tufts on leg I–IV of female Mystaria species. 91–94 M. rufolimbata Simon, 1895 from South Africa, Hellsgate; 95–98 M. oreadae sp. n. from Rwanda, Rwankuba; 99–102 M. savannensis sp. n. from South Africa, Kruger National Park, Letaba Camp. Scale lines = 100 µm (91–94). 10 µm (95–102). Etymology. Named after the Budongo forest, where most specimens were sampled. Noun in apposition. Diagnosis. Differs from other species by pear-shaped carapace, narrowed in eye region, with pale orangeyellow median band centrally, dark brown-black bands laterally ( Fig. 10 ), lateral eyes situated closest to median eyes with AME situated on slight tubercles and carapace. Legs pale yellow with distinct spiniform setae. Bulb with long and relatively strong embolus; RTA sturdy, long, finger-shaped, VTA almost of same length as RTA, tip with distinct curve ( Figs 43, 44 ). Description. Female. Unknown. Male. Size, measurements ( n = 2). TL: 2.80 (2.70–2.90); CL: 1.30 (1.22–1.37); CW: 1.23 (1.18–1.28); CI: 1.05 (1.03–1.07); CH : 0.65 (0.65–0.65); CLL: 0.19 (0.18–0.21); MOQ-L: 0.22 (0.22–0.22). Colour. Abdomen dark copper-brown laterally with orange-yellow band medially; ventrally pale. Carapace. Numerous long erectile setae present on postero-lateral edge of carapace and LE area. Chelicerae. As in ( Fig 5 ). Sternum . SL: 0.70; SW: 0.64; SI: 1.10. Eyes. PME nearer to each other than to PLE, lateral eyes large; eye measurements: AME–AME: 0.21; ALE–AME: 0.24; AME–AME/AME–ALE: 0.88; PME–PME: 0.25; PLE–PME: 0.31; PME–PME/PME–PLE: 0.80; ALE/AME: 1.13; PLE/PME: 1.6; MOQ-AW/MOQ-PW: 0.85; MOQ-L/MOQ-W: 0.26; Clyp/AME–AME: 0.91. Legs. Long with long spiniform setae present on femora and patellae of legs I–IV and ventrally on tibiae and metatarsi; spiniform setae on tibiae and metatarsi I and II often twice as long as on other leg segments; claws and claw tufts as in Figs 111–114 ; leg formula: II:I:III:IV; leg measurements: leg I—Fe 1.14, Pat 0.34, Tib 1.08, Mt 0.81, Ta 0.61, total 3.99; II—Fe 1.42, Pat 0.41, Tib 1.35, Mt 1.09, Ta 0.31, total 4.58; III—Fe 0.81, Pat 0.28, Tib 0.70, Mt 0.50, Ta 0.34, total 2.64; IV—Fe 0.80, Pat 0.28, Tib 0.68, Mt 0.48, Ta 0.36, total 2.60. Abdomen. With scutum long-oval shaped; AL: 1.51; AW: 1.10; AI: 1.40. Palp. Embolus long, darkly sclerotized; wide space between VTA and RTA, RTA with black tip ( Fig. 44 ). Female. Unknown. FIGURES 103–114. SEM photographs of tarsal claws and tufts on leg IIV of male Mystaria species. 103–106 M. rufolimbata from South Africa, Ndumo Game Reserve; 107–110 M. soleil sp. n. from Kenya, Kakamega; 111–114 M. budongo sp. n. from Kakamega. Scale lines: 10 µm (103–106, 111–114), 100 µm (107–110). FIGURES 115–118. Recorded geographical distribution of Mystaria species. 115 Mystaria budongo sp. n. ; 116 Mystaria flavogutatta ( Lawrence, 1952 ) comb. n. ; 117 Mystaria irmatrix sp. n. ; 118 Mystaria lata ( Lawrence, 1927 ) comb. n. Scale lines = 1420 km (115), 1500 km (116), 1240 km (117, 118). Natural history. Specimens were collected from primary and secondary forest canopy using fogging. They were sampled from various tree species such as Carapa grandiflora , Cynometra alexandri , Rinorea beniensis and Teclea nobilis . Only males are known and they were sampled between October and February. Distribution. Democratic Republic of Congo ( DRC ), Kenya , Rwanda and Uganda ( Fig. 115 ).