Euseius vandenbergae (Ueckermann & Loots)

Moraes, G. J. De, Ueckermann, E. A., Oliveira, A. R. & Yaninek, J. S., 2001, Phytoseiid mites of the genus Euseius (Acari: Phytoseiidae) from Sub­Saharan Africa, Zootaxa 3, pp. 1-70 : 62-63

Euseius vandenbergae (Ueckermann & Loots) ( Fig. 43 )

Amblyseius (Amblyseius) vandenbergae Ueckermann & Loots, 1988: 127

FEMALE (Specimens measured – Cameroon: 3, Rwanda: 1, South Africa: 2).

Dorsum – Dorsal shield with few lateral striae anterior to S2, 352 (332­368) long and 233 (216­243) wide. Setae j1 29 (27­32), j3 24 (19­28), j4 14(14­17), j5 14 (11­17), j6 and J2 14 (14­17), J5 8, z2 19 (17­22), z4 23 (21­26), z5 14 (14­15), Z1 16 (14­17), Z4 17 (16­ 19), Z5 25 (22­31), s4 26 (22­32), S2 16 (14­20), S4 and S5 14 (14­17), r3 20 (16­25), R1 15 (14­17). All dorsal shield setae smooth.

Peritreme – Reaching level of z2.

Venter ­ All ventral shields smooth. Distances between ST1­ST3 60 (57­64), ST2­ST2 60 (59­60), ST5­ST5 70 (68­72). With 2 pairs of metapodal shields. Ventrianal shield 112 (103­122) long, 66 (58­76) wide at ZV2 level and 65 (62­69) wide at anus level. Seta JV1 inserted on anterior margin of ventrianal shield.

Chelicera ­ Movable digit 28 (27­28) long, with 2 teeth; fixed digit 27 long, with 3 teeth.

Spermatheca – Calyx elongate, tubular, 44 (38­51) long, with quarter near atrium thick­walled; atrium not prominent.

surface; C. Chelicera; D. Spermatheca; E. Leg IV.

Legs ­ Macrosetae sharp­tipped: SgeIII 25 (22­27), StiIII 24 (20­27), SgeIV 36 (35­ 38), StiIV 34 (32­35), StIV 47 (46­49).

SPECIMENS EXAMINED: Cameroon: 35 km NE. Bafang, Batie, Western, on Croton sp., 26­I­91, J.S. Yaninek. Rwanda: ISAR, Rubona, Butare, on Solanum sp., 6­ XII­89. South Africa: Loteni Nature Reserve, on Rhus dentata , 26­XII­78, E. van den Berg.

Figures

FIGURE 43. Euseius vandenbergae (Ueckermann & Loots) (female): A. Dorsal shield; B. Ventral