Aceria gallae T. Huang, 1996

Huang, Kun-Wei, 2008, Aceria (Acarina: Eriophyoidea) in Taiwan: five new species and plant abnormalities caused by sixteen species, Zootaxa 1829, pp. 1-30 : 5-7

Aceria gallae T. Huang, 1996 ( Fig. 2 )

Aceria gallae T. Huang, 1996: 82 , fig. 1

Female: (n=4) Body worm-like, 123 long; prodorsal shield 23 long, 27 wide, anterior lobe present; prodorsal shield design with median lines complete, admedian line from basal one-fourth to half, concave at basal twofifths and convex at basal one-third, submedian lines convex at half; scapular tubercles set at prodorsal shield rear margin, setae (sc) 22 long, directed backward, sct-sct 14 apart; leg segments normal, foretibial seta (1') absent; 1st coxal setae (1b) 7 long, 1bt-1bt 6 apart, 2nd coxal setae (1a) 11 long, 1at-1at 7 apart, 3rd coxal setae (2a) 16 long, 2at-2at 17 apart; solenidion ending as a knob; empodium simple, 4-rayed.

Opisthosoma: with about 78 microtuberculate rings, rear rings broader than anterior rings; first 3 rings 4 long; lateral setae (c2) 15 long, c2t-c 2t 36 apart, c 2t \dt 37, c2t-dt 19; 1st ventral setae (d) 21 long, dt-dt 28 apart, dt\et 31, dt-et 21; 2nd ventral setae (e) 6 long, et-et 18 apart, et\ft 43, et-ft 39; 3rd ventral setae (f) 20 long, ft-ft 14 apart; setae h1 present.

Coverflap: 17 wide, 11 long, with about 8 longitudinal lines, genital setae (3a) 5 long, 3at-3at 11 apart.

Male: not seen.

Specimens examined: 4 females, Tucheng, Taipei; 23-Dec.-1995, G. S. Tung; 5 females, Jhushan, Nantou, 20-Aug.-1995, K. W. Huang; 10-Dec.-1998, Dakan, Taichung, K. W. Huang; ex. Cordia dichotoma Forst. (Boraginaceae) .

Relation to host: Mites form cylindrical galls on the upper surface of leaf and erineum on the lower surface.

Distribution: Taiwan.

Figures

FIGURE 2. Aceria gallae Huang, 1996 (Ψ) A, dorsal view; B, legs and genital region, ventral view; C, posterior area, lateral view; D, empodium. (scale A, B = 50 μm; C = 40 μm; D = 15 μm).