Kuzinellus prunusus

De, Gilberto J., Zannou, Ignace D., Ueckermann, Eddie A., Oliveira, Anibal R., Hanna, Rachid & Yaninek, John S., 2008, Phytoseiid mites of the tribe Paraseiulini Wainstein (Acari: Phytoseiidae) from sub-Saharan Africa, Zootaxa 1687, pp. 1-34 : 21-22

Kuzinellus prunusus (Van der Merwe)

( Fig. 13 )

Typhlodromus (Paraseiulus) prunusus Van der Merwe, 1968: 60. Typhlodromus prunusus, Chant & Yoshida-Shaul, 1986: 456 .

Paraseiulus prunusus, Moraes et al., 1986: 206 .

Typhlodromus (Anthoseius) prunusus, Ueckermann & Loots, 1988: 10 . Kuzinellus prunusus, Moraes et al., 2004: 273 ; Chant & McMurtry, 2007: 144.

FEMALE. (Specimens measured. South Africa: Holotype and 7 paratypes)

Dorsum. Dorsal shield 380(365–399) [376] long and 212(206–217) [206] wide, reticulate anteriorly to Z4 and mostly smooth posteriorly, with few striae. Setae j1 24(23–25) [25], j3 22(19–25) [22], j4 16(13–18) [13], j5 16(15–17) [16], j6 18(15–20) [16], J2 22(20–25) [20], J5 11(10–13) [11], z2 17(15–19) [16], z3 20(18–23) [21], z4 21(19–23) [20], z5 17(14–18) [15], z6 17(16–19) [19], Z4 38(35–41) [36], Z5 57(55–59) [55], s4 24 (22–25) [23], s6 28 (26–30) [28], S2 31 (29–33) [30], S4 34 (31–37) [33], S5 18 (16–21) [17], r3 21(19–22) [19]; R1 18 (17–20) [17]. Setae setiform, smooth, sharp-tipped, except Z4 and Z5, serrate and knobbed, and S4, blunt or knobbed; seta R1 inserted on membrane.

Venter. Sternal shield reticulate, with 2 pairs of setae (ST3 inserted on membrane); posterior margin slightly concave; distances between ST1-ST3 64(61–69) [67], ST2-ST2 58(56–61) [57]. Genital shield smooth; distance between ST5-ST5 66(61–69) [68]. Ventrianal shield smooth, pentagonal, slightly constricted laterally, anterior margin slightly convex, 126(117–132) [132] long, 95(86–101) [99] wide at level of ZV2, 85(80–90) [90] wide at level of anus; setae JV2 and JV3 present; round preanal pores posteromesad to JV2. Caudoventral setae smooth and sharp-tipped, except JV5, knobbed.

Chelicera. Movable digit 30(27–30) [30] long, with 3 teeth; fixed digit 26(25–28) [25] long, with 4 teeth and a pilus dentilis.

Spermatheca. Calyx funnel-shaped, with proximal half slender and distal half flaring towards vesicle, 28(23–36) long; atrium small, kidney-shaped.

Legs. Knobbed macroseta: St IV 33 (30-35) [34]. Chaetotaxy: genu II: 2-2/0, 2/0-1; genu III: 1-2/1, 2/0-1.

Specimens examined. South Africa: Holotype female and paratype females from Prunus persica, Potchefstroom , North West Province, IV-1954, P.A.J. Ryke; 6 paratype females from Prunus domestica, Potchefstroom , I-1954, P.A.J. Ryke; all deposited at NCA-PPRI.

Remarks. In addition to the macroseta, other knobbed or blunt setae on leg IV are found on genu (4 setae), tibia (3) and basitarsus (1).

World distribution. Lesotho, South Africa and Zimbabwe.

Figures

FIGURE 13. Kuzinellus prunusus (Van der Merwe) (female): A. Dorsal shield; B. Ventral surface; C. Spermatheca; D. Chelicera; E. Leg IV.