A revision of the spider genus Zaitunia (Araneae, Filistatidae)
Author
Sergei Zonstein
Author
Yuri M. Marusik
text
European Journal of Taxonomy
2016
2016-07-20
214
1
97
journal article
10.5852/ejt.2016.214
ee2ae0e8-2a06-4305-987e-e7e1fc97154a
269335
CA243C98-9461-441A-BBD9-ECBDEC103DD9
Zaitunia zonsteini
Fomichev & Marusik, 2013
Fig. 41
Zaitunia zonsteini
Fomichev & Marusik, 2013: 85
, figs 1–9, 12–14 (
♀
).
Diagnosis
Females of
Z. zonsteini
, with their very short and small receptacles, resemble those of
Z. minuta
sp. nov.
, but differ by having smaller eyes, broader calamistral setae, a larger cribellum and more globular receptacles (both pairs) (cf.
Figs 39
D–H, 40, 41D–M).
Type material
Holotype
KAZAKHSTAN
:
♀
East
Kazakhstan Province
,
Urdzhar District
,
Kyzylbel’tau Mountains
, near
Terekty (Blagodatnoe) Village
,
47°14' N
,
81°17' E
,
1000 m
,
3–5 Jul. 2012
,
A.N. Litvinov
(
ISEA
).
Fig. 41.
Somatic characters and endogyne of
Zaitunia zonsteini
Fomichev & Marusik, 2012
(
A–H
,
J–K
,
M
), and ♀♀ from Taldykorgon (
I
,
L
). —
A–C
. Habitus, dorsal, showing variations of pattern.
D
,
G
. Cephalic part of prosoma, dorsal.
E
,
H
. Calamistrum, lateral and dorsal.
F
. Posterior part of abdomen, ventral.
I–J
. Endogyne, dorsal.
K
,
M
. Same, anterior.
L
. Same, subcaudal (receptacles visible from below). Scale bars: A = 1.0 mm; B–C = 0.5 mm; D, F–H = 0.2 mm; I, L = 0.1 mm.
Paratypes
(12 ♀♀, all in ISEA)
KAZAKHSTAN
:
1 ♀
, same data as holotype
;
8 ♀♀
, same locality,
3–5 Jul. 2011
,
A.A. Fomichev
&
A.N. Litvinov
;
1 ♀
, same locality,
47°14' N
,
81°18' E
,
1000 m
,
2 Jul. 2011
,
A.A. Fomichev
;
1 ♀
, same locality,
900 m
,
15 Jul. 2011
,
A.A. Fomichev
;
1 ♀
, SW part of
West Tarbagatai Mountains
,
47°18' N
,
81°19' E
, near
Terekty (Blagodatnoe) Village
,
1200 m
,
3 Jul. 2011
,
A.A. Fomichev
&
A.N. Litvinov.
Other material examined
(6 ♀♀)
KAZAKHSTAN
:
2 ♀♀
, surroundings of
Taldykorgon
,
45°00' N
,
78°22' E
,
25 Jul. 1988
,
C.K. Tarabaev
,
A.A. Zyuzin
&
M. Zharko
(
TAU
)
;
2 ♀♀
,
Syugaty Valley
,
5 km
W of Charyn
canyon,
43°22' N
,
79°01' E
,
1200 m
,
2 Jun. 1989
,
C.K. Tarabaev
,
A.A. Zyuzin
&
M. Zharko
(
TAU
)
;
2 ♀♀
,
1 juv.
,
Ketmen Mts
,
11 km
NW of Chundzha
(= Shonzhy), left bank of
Charyn River
,
43°37' N
,
79°21' E
,
700 m
,
29 May 2001
,
A.V. Gromov
(
ZMMU
)
.
Description
Female
(Taldykorgon)
HABITUS. See
Fig. 41
C, refers to the
paratype
.
BODY LENGTH. 4.70.
COLOR. Carapace brownish-yellow, with darkened brown clypeus and triangular median band; eye tubercle blackish-brown; light oval postocular spots well-developed; chelicerae brownish-yellow; labium, sternum and maxillae greyish-yellow; palps and legs light yellow, gradually darkened to apices; abdomen dorsally light yellow with diffuse brownish pattern consisting of narrow dashed median band and few pairs of transverse chevrons, ventrally pale yellow with darker brownish area surrounding spinnerets.
CARAPACE. 1.75 long, 1.20 wide.
EYES (
Fig. 41
D, G). AME 0.06, ALE 0.13, PLE 0.09, PME 0.08, AME–AME 0.04.
LEG MEASUREMENTS.
Femur |
Patella |
Tibia |
Metatarsus |
Tarsus |
Total |
Palp |
1.07 |
0.65 |
0.87 |
― |
0.97 |
3.56 |
I |
2.33 |
0.87 |
2.23 |
1.97 |
1.30 |
8.70 |
II |
1.97 |
0.83 |
1.65 |
1.63 |
1.05 |
7.13 |
III |
1.75 |
0.75 |
1.33 |
1.38 |
0.97 |
6.18 |
IV |
2.37 |
0.80 |
1.85 |
1.83 |
1.03 |
7.88 |
ENDOGYNE (
Fig.
41
I–M). Both pairs of receptacles subequal in width and length; median receptacles separated by one diameter, with round heads; lateral receptacles with angled heads, slightly converging; pores present on heads only.
Male
Unknown.
Variation
Carapace length in females varies from 1.20 to 1.75. Darker median band on the carapace and lateral chevrons on the abdomen may be less distinct in paler specimens (cf.
Fig. 41
A–C).
Fig. 42.
Variations of coloration and setation of carapace in ♂♂ (
A
,
D
,
F–G
) and ♀♀ (
B–C
,
E
,
H
) of some
Zaitunia
species. —
A–B
.
Z. logunovi
sp. nov.
C
.
Z. inderensis
Ponomarev, 2005
.
D–E
.
Z. beshkentica
(
Andreeva & Tyshchenko, 1969
)
.
F
.
Zaitunia wunderlichi
sp. nov.
G–H
.
Z. maracandica
(
Charitonov, 1946
)
. Scale bars = 0.5 mm.
Ecology
This species has been collected in steppe and semi-desert biotopes.
Distribution
Eastern
Kazakhstan
(
Fig. 49
).