Pentacecidophyes xinglongis, Xue, Xiao-Feng, Cheng, Li-Sheng & Hong, Xiao-Yue, 2011

Xue, Xiao-Feng, Cheng, Li-Sheng & Hong, Xiao-Yue, 2011, Eriophyoid mites from Hainan Province, China III: Descriptions of three new genera and three new species of Colomerini (Acari: Eriophyoidea), Zootaxa 2798 (1), pp. 37-47 : 41

Pentacecidophyes xinglongis sp. nov.

( Figs 3 & 4 )

Description. FEMALE: (n = 7, dorsal view) Body fusiform, 212 (140–212), 65 (60–65) wide; white. Gnathosoma 20 (18–20), projecting obliquely down, pedipalp coxal seta (ep) 3 (2–3), dorsal pedipalp genual seta (d) 4 (4–5), simple, cheliceral stylets 16 (16–18). Prodorsal shield 46 (42–46), 60 (58–60) wide, median line short, connected with admedian lines at center forming a “w” shape, admedian lines concave at anterior and forming an open “cell”, admedian and submedian lines connected at 1/6 of anterior prodorsal shield; anterior shield lobe broad. Scapular tubercles ahead of rear shield margin, 7 (7–9), 22 (22–23) apart, scapular setae (sc) 24 (24–25), projecting posteriorly and centrally. Coxal plate I with granules, coxal plates II smooth, anterolateral setae on coxisternum І (1b) absent, proximal setae on coxisternum І (1a) 12 (12–13), 13 (12–13) apart, proximal setae on coxisternum І (2a) 23 (20–23), 28 (28–29) apart. Prosternal apodeme absent. Legs with tibia seta on leg I absent. Leg І 23 (23–25), femur 10 (10–11), basiventral femoral seta (bv) 9 (9–10); genu 3 (3–4), antaxial genual seta (l'') 29 (29–32); tibia 3 (3–4), paraxial tibial seta (l') absent, tarsus 5 (4–5), seta ft' 20 (18–21), seta ft'' 19 (18–19), seta u' 3 (3–4), tarsal empodium (em) 4 (4–5), simple, 5-rayed, tarsal solenidion (ω) 5 (5–6), knobbed. Leg І 22 (22–24), femur 9 (8–9), basiventral femoral seta (bv) 16 (15–16); genu 3 (3–4), antaxial genual seta (l'') 8 (7–8); tibia 2 (2–3); tarsus 4 (4– 5), seta ft' 6 (5–6), seta ft'' 18 (18–19), seta u' 3 (3–4), tarsal empodium (em) 5 (4–5), simple, 5-rayed, tarsal solenidion (ω) 8 (7–8), knobbed. Opisthosoma: opisthosoma dorsally with 34 (33–36) annuli, with five ridges, middorsal, subdorsal and lateral ridges ending simultaneously, dorsal annuli with spiny microtubercles projecting backwards on ridges, subdorsal ridges with two kinds of spiny microtubercles, one large spiny microtubercles at center and two little at each side, ventrally with 59 (59–63) annuli, with filamentous microtubercles on rear annular margin. Setae c2 33 (32–36) on ventral annulus 8 (8–10), 52 (52–53) apart; setae d 50 (50–53) on ventral annulus 19 (19–21), 53 (53–55) apart; setae e 35 (33–36) on ventral annulus 35 (35–38), 28 (27–28) apart, setae f 13 (11– 13) on 6th ventral annulus from rear, 20 (20–21) apart. Setae h1 2 (2–3), h2 62 (60–64). Female genitalia 15 (15– 16), 18 (18–20) wide, coverflap with short lines at base, setae 3a 7 (7–8), 16 (15–16) apart.

MALE: Unknown

Type material. Holotype, female (slide number NJAUAcariEriQ123 , marked Holotype), from Litchi chinensis Sonn. (Sapindaceae) , Xinglong , Hainan Province, P.R. China, 18°45ʹ10ʹʹ N, 110°13ʹ24ʹʹ E, elevation 2m, 4 October 2008, coll. Xiao-Feng Xue, Zi-Wei Song and Zhen Wang. Paratypes, 6 females (slide number NJAUAcariEriQ123 ), with the same data as holotype.

Relation to host. Vagrant on leaf surface. No damage to the host was observed.

Etymology. The specific designation xinglongis is from the name of location, Xinglong, where the type species were collected.

Figures

FIGURE 3. Pentacecidophyes xinglongis gen. nov. & sp. nov. D, dorsal view of female; L 1, leg І; L 2, leg І; CG, coxae and female genitalia.

FIGURE 4. Pentacecidophyes xinglongis gen. nov. & sp. nov. V, ventral view of female; em, empodium.