Mites of the genus Typhlodromus (Acari: Phytoseiidae) from Southern France: combined morphological and molecular approaches for species identification
Author
Tixier, Marie-Stéphane
Author
Dennj, Principato
Author
Douin, Martial
Author
Kreiter, Serge
Author
Haralabos, Tsolakis
text
Zootaxa
2019
2019-05-14
4604
2
242
280
journal article
26834
10.11646/zootaxa.4604.2.2
943ac4e5-eee2-409e-a058-eb76866f102a
1175-5326
2806972
3B7FA7A1-3EFC-4AC2-B08C-0A8FD52247A1
Typhlodromus
(
Typhlodromus
)
baccettii
Lombardini, 1960
Typhlodromus baccettii
Lombardini, 1960
: 19
.
Typhlodromus
(
Typhlodromus
)
bacettii
[sic]—
Tixier
et al
., 2003
: 91
.
Typhlodromus bacettii
[sic]—
Tixier
et al
., 2007
: 479
.
Specimens collected.
Three females,
Pinus
sp.(
Pinaceae
)in Parc des Cévennes,
France
(
44°05’47.3»N
,
3°33’03.7»E
) on
14/09/2017
.
Known distribution.
France
,
Italy
,
Morocco
,
Norway
,
Spain
.
Measurements
(
2 females
)
Dorsum
.
Dorsal shield 310, 316 long, 189, 162 wide at level of
s4
, 185, 170 at level of
S2
, 172, 170 at level of
S4
moderately reticulated, with three pairs of solenostomes (
gd2
,
gd6
,
gd9
); poroids and sigilla clearly visible; 17 pairs of dorsal setae and two pairs of sub-lateral setae:
j1
25;
j3
27;
j4
15;
j5
15;
j
6
15, 17;
J
2
17, 20;
J5
5;
z
2
15, 18;
z3
22;
z4
22;
z5
15;
Z4
32, 35;
Z5
55, 62;
s
4
25
, 27;
s
6
27
, 28;
S2
30
;
S
4
30
, 35;
r
3
22, 25;
R
1
22, 25. All setae smooth, except
Z5
, slightly serrated. Peritreme extending forwards to level between the bases of the setae
j1
and
j3
.
Ventral idiosoma
. Sternal shield smooth or slightly striated laterally. Setae
st1
and
st2
, and poroids
iv1
and
iv2
on the sternal shield. Distances
st1–st1
44, 46,
st2–st2
54, 55,
st1–st2
36. Setae
st3
and
st4
tylochorous (on platelets). A V-shaped plate is visible between setae
st3
. Genital shield slightly striated. The posterior margin of the genital shield is straight; genital sigilla (1–3 pairs) clearly visible. The 4
th
and 5
th
pairs of genital sigilla filiform. The 6
th
pair of sigilla (
sgpa
) thin and curved, postero-paraxial to the setae
ZV1
. Ventrianal shield sub-triangular, slightly striated with anterior margin convex. Length of the ventrianal shield 98, 99, width at level of setae
ZV2
98, at level of setae
JV2
94, 95, at level of setae
JV3
90 and at level of para-anal setae 64, 72. Pre-anal sigilla visible postero-paraxially to the setae
JV2
. Four pairs of pre-anal setae,
JV1
,
JV2
,
JV3
and
ZV2
; solenostome
gv3
absent. Setae
JV5
smooth 44, 45 long.
Chelicera
. Fixed digit 26, 27 long with three teeth,
pilus dentilis
and the apical tooth. Movable digit, 26, 27 long, with one tooth.
Legs
. Genu II with seven setae, 2 2/0, 2/0 1. Legs IV with one macroseta on the basitarsus,
StIV
39–42. Enlarged setae are also present on genua (21, 22) and tibiae (24, 26).
Insemination apparatus
.
Major duct broad and short (6–9). Accessus not visible. Atrium bulbous, embolus and minor duct visible. A small neck is present between the atrium and the calyx. Calyx bell-shaped with thick-walls.