Linyphiid spiders collected by V. Mahnert in Kenya, with the description of a new genus and two new species (Arachnida: Araneae) Author Tanasevitch, Andrei V. text Revue suisse de Zoologie 2020 127 2 349 360 journal article 119271 10.35929/RSZ.0024 6efaf7ca-370f-4679-aacb-d77c4232059a 0035-418 5743834 Afrotrichona mahnerti sp. nov. Figs 1-15 Holotype : MHNG ; male [sample KENYA-74/35]; KENYA , Kerio Valley , 1100 m a.s.l. , under stones ; 18.XI.1974 ; leg. V. Mahnert . Paratypes : MHNG ; 1 male , 3 females [sample KENYA-74/35], collected together with the holotype . – MHNG ; 1 male [sample KENYA-74/36]; KENYA , Lake Baringo , environs of Lake Baringo Lodge , 980 m a.s.l. , sifting in savannah at foot of trees ; 18.XI.1974 ; leg. V. Mahnert . Etymology: The new species is named in honour of the well-known arachnologist, entomologist and ichthyologist Prof. Volker Mahnert, the collector of the type material. Description Male paratype : Total length 2.25 ( Fig. 1 ). Carapace unmodified, 0.80 long, 0.68 wide, pale brown, with a grey polygonal spot in its centre and with a narrow grey margin ( Figs 1-2 ). Chelicerae 0.35 long, unmodified. Legs pale brown to brown. Leg I 2.54 long (0.75 + 0.23 + 0.63 + 0.55 + 0.38), IV 2.66 long (0.78 + 0.25 + 0.63 + 0.60 + 0.40). Chaetotaxy 1.1.1.1, spines 1.5-2 times as long as diameter of corresponding leg segment. Metatarsus IV without trichobothrium. TmI 0.32. Palp ( Figs 8-12 ): tibia conical distally, with a dark tooth retrolaterally; paracymbium narrow, almost forming a loop; distal suprategular apophysis relatively short, spoon-shaped; radix large; anterior radical process flat, tapering and directed forward, slightly curved and partially guiding and covering embolus; embolus thin, twisted. Abdomen ( Fig. 1 ) 1.53 long, 1.18 wide, dark grey, sparsely covered with long hairs. Female paratype : Total length 1.90 ( Fig. 3 ). Carapace unmodified, 0.73 long, 0.58 wide. Chelicerae unmodified, 0.30 long. Legs pale brown. Leg I 2.26 long (0.63 + 0.20 + 0.55 + 0.50 + 0.38), IV 2.49 long (0.75 + 0.20 + 0.63 + 0.53 + 0.38). TmI 0.29. Abdomen ( Figs 3-5 ) 1.23 long, 0.90 wide, dark grey, sparsely covered with long hairs (not visible in Figs 3-5 due to camera limitations). Epigyne ( Figs 4-7 , 13-15 ): epigynal cavity shallow, its anterior part somewhat covered by a rounded “visor”. Lateral walls forming an arch, tapering anteriorly. Posterior median plate as long as wide, its anterior edge with a wide and shallow invagination. Chaetotaxy as in male. Distribution: Kenya .