Typhlodromalus olombo (Pritchard & Baker )

De Moraes, G. J., Zannou, I. D., Oliveira, A. R., Yaninek, J. S. & Hanna, R., 2006, Phytoseiid mites of the subtribes Typhlodromalina and Euseiina (Acari: Phytoseiidae: Euseiini) from sub­Saharan Africa, Zootaxa 1114, pp. 1-52 : 17-19

Typhlodromalus olombo (Pritchard & Baker) ( Fig. 9 )

Amblyseius (Amblyseius) olombo Pritchard & Baker, 1962: 252 Typhlodromalus olombo, Moraes et al., 2004: 201

Typhlodromalus olombo, Chant & McMurtry 2005a: 199

FEMALE — (Specimens measured — Cameroon: 1; Democratic Republic of Congo: 1 in addition to 1 paratype; Kenya: 2; Uganda: 1).

Dorsum — Dorsal shield sculptured anteriorly to Z4, with roundish elements centrally, irregular elements sublaterally and few striae along anterolateral margins, with an indentation on each side, near S5/Z5; 368(317–387) [283] long and 226(202–238) [180] wide. Setae j1 35(32–39) [33], j3 42(41–44) [42], j4 15(14–16) [16], j5 16(14–18) [16], j6 21(18–25) [20], J2 24(22–25) [21], J5 8(7–10), z2 20(18–21) [18], z4 36(32–39) [38], z5 15(13–16) [14], Z1 23(22–24) [17], Z4 52(48–60) [45], Z5 77(74–81) [71], s4 53 (51–56) [52], S2 46 (41–51) [47], S4 26 (19–32) [29], S5 13 (10–18) [8], r3 23(18–28) [22], R1 16(14–18) [13]. All setae smooth, except Z4 and Z5 which are serrate;

Peritreme — Extending anterior to base of j1.

Venter — Distances between St1–St3 67(62–70) [63], St2–St2 71(64–74) [69], St5– St5 83(76–86). Ventrianal shield 118(108–128) [123] long, 64(60–67) [66] wide at level of Zv2 and 70(60–75) [63] wide at level of anus, with a pair of elliptical pores slightly posterior to Jv2. One pair of metapodal shields; caudoventral setae smooth and sharptipped.

Chelicera — Movable digit 41(40–43) long, with 4 teeth; fixed digit 36(35–38) long, with 9 teeth and a distinguishable pilus dentilis.

Spermatheca — Calyx saccular with a distinctly constricted region followed by a flared region distally, 22(21–23) long; atrium distinct.

Legs — Macrosetae blunt on genua I and II and tibiae III and IV, and with a tiny knob on genua III and IV and tarsus IV; Sge I 24 (23–25) [23], Sge II 28 (25–30) [27], Sge III 33 (32–37) [34], Sti III 25 (23–28) [27], Sge IV 52 (44–56) [53], Sti IV 35 (32–37) [31], St IV 78 (62–86) [65]. Chaetotaxy of genu III: 1­2/1,2/0­1.

SPECIMENS EXAMINED: Cameroon: Western Province, on Crassocephalum biafrae , 26­I­1991, J.S. Yaninek. Democratic Republic of Congo ( Belgian Congo): paratype female, from Mt. Hoyo, on Hibiscus sp., 18­IV­1955, E.W. Baker; 19 km W Kinzoavuete, Bas­Congo, on Sida corymbosa , 10­VII­1991, A. Onzo. Kenya: 39 km W Nakuru, Valley Province, on Triumphetta sp., 04­XII­1989, J.S. Yaninek; 39 km W Nakuru, Valley Province, on unknown plant, 04­XII­1989, J.S. Yaninek. Uganda: Kabarole, Mountain Moon Hotel, on Manihot esculenta , 08­X­1990, Karamura.

WORLD DISTRIBUTION — Cameroon, Democratic Republic of Congo, Kenya, Uganda.

Figures

FIGURE 9. Typhlodromalus olombo (Pritchard & Baker) (female): A. Dorsal shield; B. Ventral surface; C. Spermatheca; D. Leg IV.