Euseius hutu (Pritchard & Baker)

El-Banhawy, E. M. & Knapp, M., 2011, Mites of the family Phytoseiidae Berlese from Kenya (Acari: Mesostigmata) 2945, Zootaxa 2945 (1), pp. 1-176 : 38

Euseius hutu (Pritchard & Baker)

( Fig. 58 )

Amblyseius (Amblyseius) hutu Pritchard & Baker, 1962: 262 .

Euseius hutu .— Moraes et al., 2001: 24 .

Material examined. Kenya, 7 females, 1 male, Mt . Kenya, Mararia Forest Station, altitude 2540 m, July 18, 2004; 4 females, Kakamega rain forest, altitude 1600 m, July 24, 2006; 3 females, Ruma National Park, altitude 1400 m, December 12, 2005; 2 females, Ndere Island , Nyanza Province , altitude 1300 m, December 13, 2006 (El-Banhawy) .

Female: Dorsal shield 270 long, 200 wide, with anterior striations, some patches of slight reticulations and five pairs of large pores. Measurements of dorsal setae: j1 28, j3 31, j4 14, j5 16, j 6 23, J2 24, J5 5, z2 28, z4 31, z5 16, Z1 30, Z 4 35, Z5 70, s452, S2 46, S4, S5 41, r3 18, R1 12, JV5 50. Seta Z 5 serrated, remaining setae smooth. Peritrematal shield fused anteriorly with dorsal shield, reaching level of j1. Sternal shield smooth, with posterior lobe, distances between St I-St III 55 , St II-St II 58 , St IV on platelets. Genital shield 72 wide. Ventri-anal shield 85 long, 62 wide, with a pair of crescentic pre-anal pores and three pairs of pre-anal setae (JV1, JV2, ZV2). Two pairs of metapodal platelets, two pairs of sigillar sclerites and four pairs of setae surrounding ventri-anal shield. Fixed digit of chelicera with four small teeth clustered distally, movable digit with two teeth. Spermatheca calyx cup shaped, 12 long, 6 wide distally, atrium small. Macrosetae, sharp on Sge II 25 , Sge III 28 , bulbous on Sge IV 47 , Sti IV 35 , St IV 70 . Chaetotaxy : genu II 2 , 2 / 0, 2/0, 1, genu III 1 , 2 /1, 2/0, 1.

Male: Chaetotaxy of dorsal shield as in female. Ventri-anal shield striated, 100 long, 130 wide, with a pair of crescentic pre-anal pores and three pairs of pre-anal setae. Spermatodactyel L-shaped, toe 5 long, shaft 16.

Remarks. The female holotype and the male paratype were collected from Astrida, Rwanda-Burundi, May 22, 1955, E. W. Baker (Pritchard & Baker). It has also been collected from Cameroon, Ghana, Rwanda, and Uganda ( Moraes et al., 2001).

Figures

FIGURE 58. Euseius hutu (Pritchard & Baker) (Female). A. Dorsal shield; B. Ventral shields; C. Chelicera; D. Spermatheca; E. Genu II; F. Genu III; G. Leg IV; (male). H. Ventri-anal shield; I. Spermatodactyl.