Amblyseius tamatavensis Blommers

Zannou, Ignace D., De, Gilberto J., Ueckermann, Eddie A., Oliveira, Anibal R., Yaninek, John S. & Hanna, Rachid, 2007, Phytoseiid mites of the subtribe Amblyseiina (Acari: Phytoseiidae: Amblyseiini) from sub-Saharan Africa, Zootaxa 1550, pp. 1-47 : 29-30

Amblyseius tamatavensis Blommers

( Fig. 17 )

Amblyseius (Amblyseius) tamatavensis Blommers, 1974: 144 .

Amblyseius tamatavensis, Moraes et al. 1989a: 83 ; Chant & McMurtry, 2004: 203; Moraes et al. 2004: 52.

Amblyseius aegyptiacus Denmark & Matthysse, in Matthysse & Denmark (1981): 343 (synonymy according to Denmark & Muma, 1989).

Amblyseius maai Tseng, 1976: 123 (synonymy according to Denmark & Muma, 1989)

FEMALE—(Specimens measured—Benin: 2; Burundi: 1; Cameroon: 2; Democratic Republic of Congo: 1; Ghana: 2; Rwanda: 1; Uganda: 1). Idiosomal setal pattern 10A:9B/JV-3:ZV.

Dorsum ( Fig. 17 A)—Dorsal shield mostly smooth, with few anterolateral striae, 354(328–390) long and 237(218–256) wide. Setae j1 31(26–40), j3 50(38–59), j4 5(5–8), j5 4(3–5), j6 6(5–8), J2 7(5–8), J5 8(5–10), z2 9(8–11), z4 8(6–10), z5 5(3–6), Z1 7(5–8), Z4 108(94–125), Z5 250(221–272), s4 87 (77–96), S2 8 (6–10), S4 8 (6–10), S5 8 (6–10), r3 15(14–18), R1 8(6–10). Setae smooth, Z4 and Z5 slightly serrate in South African specimens.

Peritreme—Extending beyond level of j1.

Venter ( Fig. 17 B)—Sternal shield mostly smooth, with few anterior and lateral striae; posterior margin almost straight; distances between St1-St3 63(59–66), St2-St2 72(67–77). Genital shield smooth; distance between St5-St5 73(69–77). Ventrianal shield smooth, subpentagonal, slightly constricted at level of preanal pores, anterior margin slightly convex, 122(110–136) long, 90(75–101) wide at level of Zv2 and 84(69–102) wide at level of anus; preanal pores elliptical, mesad and slightly posterior to Jv2. Two pairs of metapodal shields.

Chelicera ( Fig. 17 C)—Movable digit 39(39–40) long, with 3 teeth; fixed digit 34(34–35) long, with 13 teeth and a pilus dentilis.

Spermatheca ( Fig. 17 D)—Calyx elongate, tubular, 23(18–32) long; atrium small; major duct approximately of the same diameter as calyx.

Legs—Sharp-tipped macrosetae: Sge I 39 (35–45), Sge II 38 (35–42), Sge III 58 (48–70), Sti III 46 (34–53), Sge IV 106(85–126), Sti IV 69 (54–86), St IV 71 (58–86); presence of a prominent erect seta at base of tarsus I.

MALE—(Specimen measured—Ghana: 1).

Dorsum—Dorsal shield pattern as in female, 273 long and 187 wide. Setae j1 25, j3 42, j4 5, j5 5, j6 5, J2 5, J5 5, z2 6, z4 5, z5 5, Z1 6, Z4 86, Z5 164, s4 62, S2 6, S4 6, S5 6, r3 11, R1 broken. Setae smooth.

Peritreme—Extending forward to level between j1 and j3.

Venter ( Fig. 17 G)—Ventrianal shield subtriangular, reticulate anteriorly to Jv2; 109 long, 145 wide at the anterior corners, with 4 pairs of lyrifissures (2 anterior to Jv1, 1 lateral and posterior to Jv1 and 1 lateral and posterior to Zv2); preanal pores elliptical and posteromesad to Jv2.

Spermatodactyl ( Fig. 17 F)—L-shaped, shaft 17 long.

Legs—Sharp-tipped macrosetae: Sge I 30, Sge II 28, Sge III 41, Sti III 31, Sge IV 62, Sti IV 39 and St IV 51.

SPECIMENS EXAMINED—Four females, Benin: Département de l’Atlantique, International Institute of Tropical Agriculture, Abomey-Calavi, on Mallotus oppositifolius, 1989 , G.J. Moraes; Agbotagon, on Byrsocarpus coccineus , 18-XI-1991, B. Eklou. Two females, Burundi: 16 km NW Bujumbura, on Elaeis guineensis , 11-XII-1989, J.S. Yaninek. Three females, Cameroon: 8 km E Nanga-Eboko, Central Province, on Chromolaena odorata , 4-II-1991, A. Onzo; 14 km SW Mvieng, Southern Province, on C. odorata , 7-II- 1991, A. Onzo. Three females, Democratic Republic of Congo, 1 km E Songololo, Bas-Congo, on C. odorata , 11-VII-1991, A. Onzo. Five females and 2 males, Ghana: 2 km W Breman Asikuma, on unknown plant, 4-IV-1990, J. Gyamenah; Assin Darmang, Central Region, on Musa paradisiaca , 4-IV-1990, J. Gyamenah; 3 km N Breman Kokoso, Central region, on E. guineensis , 5-IV-1990, B. Haruna and K. Antwi. Two females, Rwanda: Gakenke, 55 km SE Ruhengeri, on Musa sapientum , 8-XII-1989, J.S. Yaninek. Three females, Uganda: Kamengo, Mpigi, on Xanthomonas sp., 6-X-1990, J.S. Yaninek.

WORLD DISTRIBUTION—Benin, Brazil, Burundi, Cameroon, Cuba, Democratic Republic of Congo, Fiji, Ghana, Guadeloupe, Indonesia, Japan, Kenya, Madagascar, Malaysia, Marie Galante, Martinique, Nigeria, Papua New Guinea, Philippines, Reunion Island, Rwanda, Singapore, South Africa, Uganda, Vanuatu and Western Samoa.

Figures

FIGURE 17. Amblyseius tamatavensis Blommers: A. Female dorsal shield; B. Female ventral surface; C. Female chelicera; D. Spermatheca; E. Female leg IV; F. Spermatodactyl; G. Male ventrianal shield.