Typhlodromus (Anthoseius) microbullatus Van der Merwe

Ueckermann, Edward A., Zannou, Ignace D., De Moraes, Gilberto J., Oliveira, Anibal R., Hanna, Rachid & Yaninek, John S., 2008, Phytoseiid mites of the tribe Typhlodromini (Acari: Phytoseiidae) from sub-Saharan Africa, Zootaxa 1901 (1), pp. 1-122 : 67-69

Typhlodromus (Anthoseius) microbullatus Van der Merwe

( Fig. 33 )

Typhlodromus (Anthoseius) microbullatus Van der Merwe, 1968: 33 ; Moraes et al., 2004: 338; Chant & McMurtry, 2007: 155.

Amblydromella microbullata, Moraes et al., 1986: 167 .

Amblydromella (Aphanoseia) microbullata, Denmark & Welbourn, 2002: 308 .

FEMALE. ( Specimens measured— South Africa: holotype, 9 paratypes and 6 additional specimens) – Idiosomal setal pattern 12A:8A/JV: ZV .

Dorsum. Dorsal shield 292 (276–306) [293] long and 158 (147–172) [155] wide; reticulate between j1 and Z4, and faintly striate posteriorly. With 5 pairs of solenostomes, not all indicated in fig 33. Setae j1 19 (16–21) [19], j3 25 (20–26) [25], j4 17 (14–19) [17], j5 17 (13–19) [17], j6 20 (17–22) [22], J2 25 (21–28) [26], J5 11 (9–11) [11], z2 19 (17–23) [19], z3 23 (18–27) [22], z4 24 (20–26) [26], z5 19 (16–20) [18], Z4 31 (28–34) [30], Z5 45 (40–55) [43], s4 26 (23–28) [27], s6 27 (24–30) [28], S2 29 (25–33) [30], S4 29 (26–33) [29], S5 28 (25–33) [28], r3 24 (22–29) [24], R1 23 (20–28) [23]. Setae smooth and sharp-tipped, except Z4, serrate; and Z5, serrate and often slightly knobbed.

Peritreme. Extending to level of j1.

Venter. Sternal shield smooth, with 2 pairs of setae (ST3 on separate shields); posterior margin with a tridentate median projection; distances between ST1–ST3 55 (51–58) [54], ST2–ST2 47 (43–50) [43]. Genital shield smooth; distance between ST5–ST5 45 (41–49) [45]. Ventrianal shield mostly smooth, with few median striae between JV2 and anus, pentagonal, with anterior margin slightly convex, 97 (91–107) [98] long, 75 (67–83) [75] wide at level of ZV2, 71 (62–83) [72] wide at level of anus; with 4 pairs of pre-anal setae (seta JV3 present); round pre-anal pores posteromesad of JV2. With 2 pairs of metapodal shields. Caudoventral setae smooth and sharp-tipped.

Chelicera. Movable digit 22 (21–24) [22] long, with 2 teeth; fixed digit 21 (19–23) [21] long, with 4 teeth.

Spermatheca. Calyx bell-shaped, 11 (8–15) [12] long.

Legs. Macroseta knobbed; St IV 21 (17–24) [21]. Chaetotaxy: genu II: 2-2/0, 2/0-1; genu III: 1-2/1, 2/0-1.

MALE. (Specimen measured – South Africa: 1)

Dorsum. Dorsal shield pattern and setae as in female, 229 long and 123 wide. Setae j1 15, j3 19, j4 14, j5 12, j6 16, J2 18, J5 10, z2 17, z3 20, z4 20, z5 16, Z4 22, Z5 30, s4 20, s6 18, S2 22, S4 22, S5 21, r3 20, R1 15. Caudoventral setae smooth and sharp-tipped .

Peritreme. Extending almost to level of j1.

Venter. Ventrianal shield subtriangular, striate anteriorly to JV3, fused with peritrematal shields, 91 long, 108 wide at the anterior corners; with 4 pairs of pre-anal setae and no distinguishable lyrifissures; elliptical pre-anal pores posteromesad of JV2. Caudoventral setae smooth and sharp-tipped.

Spermatodactyl. L-shaped, shaft 19 long.

Legs. Macroseta knobbed; St IV 17. Chaetotaxy of genua II and III as in female.

Specimens examined. South Africa: Holotype female and 4 paratype females, Kwazulu / Natal, Munster , on unidentified plant, 15-IV-1955, M.K.P. Smith Meyer; 1 paratype female, Kwazulu / Natal, Munster, on Ficus carica , 15-IV-1955, M.K.P. Smith Meyer; 1 paratype female, Kwazulu / Natal, Insuzi Drift, Tugela River , Kranskop on Croton sylvaticus , 28-II-1962, G.G. van der Merwe; 1 paratype female, Eastern Cape Province, East London , on Dalechampia capensis , 16-I-1965, G.G. van der Merwe; 1 paratype female, Eastern Cape Province, Igoda River near East London , on Rhus pyroides , 17-I-1965, G.G. van der Merwe; 1 paratype female, Kwazulu / Natal, Palm Beach, on unidentified plant, 19-IV-1955, M.K.P. Smith Meyer; 1 female, Limpopo Province, Moria near Polokwane, on Ximenia caffra , 24-V-1983, E.A. Ueckermann; 2 females, Kwazulu / Natal, Port Edward , on Senecio polyanthemoides , 5-IX-1990, E.A. Ueckermann; 1 male and 1 female, Mpumalanga Province, Blyde River Canyon near Graskop, on Rubus rigidus , 23-II-1978, M.K.P. Smith Meyer; 1 female, Western Cape Province, George, on Dryopterus sp., 1-II-1994, E. van den Berg; 1 female, Western Cape Province, George, on Erica sp. , 1-II-1994, E. van den Berg; 1 female, Limpopo Province, Gibraltor Kloof near Penge, on Maesa lanceolate var. rufescens , 11-X-1985, S. Neser.

World distribution. Madagascar, Mozambique and South Africa.

Figures

FIGURE 33. Typhlodromus (Anthoseius) microbullatus Van der Merwe: Female—A. Dorsal shield; B. Ventral surface; C. Chelicera; D. Spermatheca; E. Leg IV; Male— F. Spermatodactyl; G. Ventrianal shield.