Myrmarachne lawrencei Roewer, 1965

Wesołowska, Wanda & Wiśniewski, Konrad, 2015, New data on Belippo and Myrmarachne of Kenya (Araneae: Salticidae: Myrmarachninae), Zootaxa 3980 (4), pp. 547-561 : 558

Myrmarachne lawrencei Roewer, 1965

Figs 39–43

Myrmarachne lawrencei Roewer 1965: 56 , figs 59, 59 a; Wanless 1978: 32, figs 10 b–d, g, j, 11 d, g, j, k, 12 c, d, f, i; Wesołowska & Tomasiewicz 2008: 28, figs 112–114.

Material examined. Mount Elgon, Kitale , 1°01′N 35°00′E, 2000 m, underneath shrubs, 1 ♂, 1 imm., 23 January 1938; Cherangany Hills, Kapolet Forest Reserve, 1°10'N 35°10E, 1880 m, 1 ♂, 1 ♀, 1 imm., 19 January 1965.

Description. Male. Carapace brown, black around eyes, eye field pitted. Fine short light hairs on carapace, forming white patches on constriction of carapace laterally. Long thin setae near eyes. Chelicerae brown, very long, fang with short apophysis ( Fig. 39 ). Sternum and mouthparts brownish. Abdomen dark brown, with metallic lustre, traces of light stripe in constriction. Dorsal scuta present. Scarce light hairs on abdomen. Venter dark. Spinnerets brownish. Legs I and II yellowish, dark lines along their segments laterally. Legs III and IV brownish. First tibia ventrally with 1-0-2-2 spines, metatarsus with two pairs. Copulatory organ as in Figs 40, 41 . Tibial apophysis large, hooked distally, flange of apophysis distinct, with clearly visible dorsal incision ( Fig. 41 ). Dimensions. Cephalothorax: length 2.1, width 1.1, height 0.9. Abdomen: length 2.4, width 1.3. Eye field: length 1.0, anterior width 1.0, posterior width 1.1.

Female. Similar to male, slightly lighter coloured. Legs yellowish, dark lines on lateral surface of tibiae I and II. Chelicerae with five teeth on promargin and seven on retromargin. Epigyne with pair of pockets, widely separated ( Fig. 42 ). Internal structure as in Fig. 43 . Dimensions. Cephalothorax: length 2.0, width 1.0, height 0.8. Abdomen: length 2.2–2.9, width 1.1–1.2. Eye field: length 0.8, anterior width 0.8, posterior width 1.0.

Distribution. Species known from Central Africa.

Figures

FIGURES 39 – 43. Myrmarachne lawrencei, male and female. 39 chelicera of male, ventral view; 40 left palpal organ, ventral view; 41 same, retrolateral view; 42 epigyne; 43 same, cleared.