Picobia chloris Bochkov, Mironov and Kravtsova, 2000

Skoracki, Maciej, 2011, Quill mites (Acari: Syringophilidae) of the Palaearctic region 2840, Zootaxa 2840 (1), pp. 1-414 : 369-372

Picobia chloris Bochkov, Mironov and Kravtsova, 2000

( Figs. 277–279 )

Picobia chloris Bochkov et al., 2000: 352 , figs. 1–10.

Type host: Carduelis chloris (Linnaeus) ( Passeriformes : Fringillidae ). Type locality: Kirghizia.

NON-PHYSOGASTRIC FEMALE (holotype). Total body length 596. Gnathosoma . Hypostomal apex rounded, with shoulders. Length of stylophore 175. Peritremes V-shaped. Each medial branch with 2–3 chambers, each lateral branch with 8 chambers. Idiosoma . Propodonotal shield divided into 2 narrow lateral shields, bearing bases of setae ve, si and se. Length ratio of setae vi:ve:si is 1:1.1:1.3. Bases of setae vi situated slightly posterior to level of setae ve. Setae vi, ve and sci lightly beaded. Setae se situated posterior to level of setae c1. Hysteronotal and pygidial shields absent. Length ratio of setae d2:d1: e2 1:1.3:1.6. Setae f2 1.3 times longer than f1. Setae h2 slightly (1.2 times) longer than h1. Setae h1 5 times longer than f1. Alveoles of setae 3a–3a not coalesced. Aggenital setae ag1 situated anterior to level of setae ag2. Length ratio of setae ag1: ag2: ag3 1:1:1.7. Genital setae hair-like. Genital lobes absent. All coxal fields well sclerotized, apunctate. Legs. Dorsal setae of legs I and II smooth. Antaxial and paraxial members of claws unequal in size. Setae tc’ and tc” of legs III and IV subequal in length. Lengths of setae: vi 100, ve 105, si 125, se 170, c1 190, c2 150, d1 120, d2 150, e2 95, f1 55, f2 70, h1 205, h2 230, ag1 45, ag2 45, ag3 70, g1 45, ps1 30, ps2 30.

MALE. Total body length 385–405 in 2 paratypes. Gnathosoma . Hypostomal apex smooth. Peritremes Vshaped. Each medial branch with 3 chambers, each lateral branch with 8–9 chambers. Lengths of stylophore 90–95. Idiosoma . Propodonotal shield divided into 2 wide lateral shields, bearing bases of setae ve, si and se. Length ratio of setae vi:ve:si are 1:1:1. Bases of setae ve situated slightly anterior to level of vi. Setae c1 situated anterior to level of setae se. Hysteronotal shield well developed, not divided longitudinally, bearing bases of setae d1 and e2. Setae d2 about 4 times longer than d1. Setae h2 11.6 times longer than f2. Alveoles of setae 3a–3a not coalesced. Two aggenital plates bearing bases of setae ag1 present. Lengths of setae: vi 75, ve 75–80, si 75–85, se 120–135, c1 145, c2 120–135, d1 20, d2 85, e2 20, f2 12–15, h2 128, 3b 25, 3c 35, 1a 25–35, 3a 25–35, tc’III-IV and tc”III-IV 40–45, ag2 25.

Type material examined. Carduelis chloris (Linnaeus) ( Passeriformes : Fringillidae ): female holotype (nonphysogastric form) and 2 male paratypes; KIRGHIZIA, Bishkek city, 28 March 1994, coll. N.T. Kravtsova.

Type material deposition. All material deposited in the ZISP .

Host range and habitat. Monoxenous species inhabiting quills of body feathers of Carduelis chloris .

Distribution. Kirghizia.

Figures

FIGURE 277. Picobia chloris Bochkov et al., female (non-physogastric form). A, dorsal view; B, ventral view.

FIGURE 278. Picobia chloris Bochkov et al., male. A, dorsal view; B, ventral view.

FIGURE 279. Picobia chloris Bochkov et al., female (A–E). A, hypostomal apex; B, peritremes; C, tarsus III in ventral view; D, propodonotal setae ve; E, opisthosoma in ventral view. Male (F–H). F, hypostomal apex; G, peritremes; H, genito-anal region. Scale bars: E = 50 µm; A–D, F–H = 20 µm.