Quill mites (Acari: Syringophilidae) of the Palaearctic region 2840
Author
Skoracki, Maciej
text
Zootaxa
2011
2011-04-29
2840
1
1
414
https://biotaxa.org/Zootaxa/article/view/zootaxa.2840.1.1
journal article
10.11646/zootaxa.2840.1.1
11755334
5289205
Corvitorotroglus alpha
Skoracki and Bochkov, 2010
(
Figs. 185–187
)
Corvitorotroglus alpha
Skoracki and Bochkov, 2010: 54
, figs. 1–12.
Type host:
Corvus frugilegus
Linnaeus
(
Passeriformes
:
Corvidae
). Type locality:
Kazakhstan
. FEMALE (
holotype
and
3 paratypes
). Total body length 1105–1145.
Gnathosoma
. Hypostomal apex with pair of bill-like and blunt-ended protuberances. Stylophore apunctate, 305–400 long. Each medial branch of peritremes with 7–8 chambers, each lateral branch with 4–6 chambers. Movable cheliceral digit 220–225 long.
Idiosoma
. Propodonotal shield well sclerotized, concave on anterior margin, laterally punctate, bearing bases of setae
vi
,
ve
,
si
and
c1
. Length ratio of setae
vi:ve:si
1:2:2.8. Hysteronotal shield fused to pygidial shield, with concave anterior margin, apunctate, bearing bases of setae
d1
. Bases of setae
d1
set half distance to
d2
than to
e2
. Number of aggenital setae varriable (5–6 pairs), all longer than 300. Genital and pseudanal setae subequal in length. Coxal fields I and II well sclerotized, apunctate, III and IV weakly sclerotized, striae visible, apunctate. Setae
3c
about 1.5 times longer than
3b
.
Legs
. Apodemes I fused to apodemes II in middle part of apodemes II. Seta
l’RI
extending to genua,
l’RII
extending to tibia or tarsus,
l’RIII
and
l’RIV
extending to genu or tibia. Setae
tc’
and
tc”
of legs III and IV subequal in length. Fan-like setae
p’
and
p”
of legs III and IV with 12–15 tines.
Lengths of setae
:
vi
90–95,
ve
175– 180,
si
260–305,
se
290–320,
c1
335–370,
c2
320–335,
d1
235,
d2
270–285,
e2
285–370,
f1
55–65,
f2
505–545,
h1
50–55,
h2
520–545,
ps1
and
ps2
30,
g1
and
g2
25–30,
ag1–6
305–375,
3b
90–105,
3c
135–150,
l’RI
45,
l’RII
70,
l’RIII
85–95,
l’RIV
60–90,
tc’III–IV
80–85,
tc”III–IV
80–90.
FIGURE 185.
Corvitorotroglus alpha
Skoracki and Bochkov
, female.
A
, dorsal view;
B
, ventral view.
FIGURE 186.
Corvitorotroglus alpha
Skoracki and Bochkov
, male.
A
, dorsal view;
B
, ventral view.
MALE (
1 paratype
). Total body length 820.
Gnathosoma
. Hypostomal apex with pair of bill-like and bluntended protuberances. Each medial branch of peritremes with with 3–4 chambers, each lateral branch with 7 chambers. Stylophore apunctate, 280 long.
Idiosoma
. Propodonotal shield concave on anterior margin, covered by minute punctation, bearing bases of setae
vi
,
ve
,
si
and
c1
. Setae
ve
and
si
2.8 times longer than
vi
. Hysteronotal shield apunctate, bearing bases of setae
d1
,
e2
,
f2
and
h2
. Setae
g1
and
g2
located at same transverse level. Bases of setae
d1
situated 1.5 times closer to
d2
than to
e2
. Setae
d2
2.9 times longer than
d1
and
e2
. Aggenital series with 4–5 pairs of setae. Setae
3c
1.6 times longer than
3b
.
Legs
. All coxal fields weakly sclerotized, apunctate. Fan-like setae
p’
and
p”
of legs III and IV with 11–12 tines. Setae
tc”
of legs III and IV slightly (1.2 times) longer than
tc’III–IV
.
Lengths of setae
:
vi
70,
ve
195,
si
195,
se
235,
c1
275,
c2
230,
d1
50,
d2
145,
e2
50
,
f2
55,
tc’III–IV
70,
tc”III–IV
85,
3b
70,
3c
115.
Type material examined
.
Corvus frugilegus
Linnaeus
(
Passeriformes
: Corviidae): female
holotype
and
paratypes
:
3 females
and
1 male
(
AVB
07–0110–004);
KAZAKHSTAN
,
Ongtustik Qazaqstan
,
Chockpak Ornithological Station
,
elevation
1134 m
. (42°30'45.2"N, 70°35'46.2"E),
1 October 2007
,
A.V. Bochkov
.
Type material deposition.
Holotype
deposited in the
ZISP
,
paratypes
in the
ZISP
and
AMU
.
Host
range and habitat.
Monoxenous species inhabiting quills of secondary feathers of
Corvus frugilegus
.
Distribution.
Kazakhstan
.