Tydeid and triophtydeid mites (Acari: Tydeoidea) associated with grapevine (Vitaceae: Vitis spp.) in Brazil, with the descriptions of species of Prelorryia (André, 1980) and Tydeus Koch, 1835
Author
Silva, Guilherme Liberato Da
Author
Cunha, Uemerson Silva Da
Author
Rocha, Matheus Dos Santos
Author
Panou, Eleni N.
Author
Ferla, Noeli Juarez
text
Zootaxa
2014
3814
4
495
511
journal article
45522
10.11646/zootaxa.3814.4.3
b1c0a4d9-3b72-496e-846b-c05dd2f6d96a
1175-5326
229706
670FF8E1-49C6-4D36-8981-1242C18360E3
Pretydeus henriandrei
Kaźmierski 1996
(
Fig. 8
A–F)
Pretydeus henriandrei
Kaźmierski, 1996
: 173
Female (n = 3). Dimensions: length of idiosoma
400
395 (390–400) and width
325
328 (325–330).
Dorsum
(
Fig. 8
A)—Prodorsum recurved, with 11 pairs of dorsal setae, setae
ro, la, ex
and
c2
intermediate in length, slightly curved and serrated. Setae
c1, d1, e1, f1
and
f2
long, strong, barbed, broadened distally, brush-like (
Fig. 8
B). Trichobothrium simple, pointed. Setal measurements as follows:
ro
28
30 (28–32),
la
31
32 (30–33),
bo
53
55 (53–58),
ex
30
30(29–32),
c1
43
45 (43–47),
c
2
27
27 (25–29),
d1
44
45 (42–47),
e1
38
38
(37–40),
f
1
30
32 (30–34),
f2
40
41 (40–42),
h
1
30
30 (29–31),
h2
40
39 (38–41),
ps
1
18
19 (18–20) on ventral side. Dorsal reticulation formed by relatively small, irregular cells.
FIGURE 8
.
Pretydeus henriandrei
(Female)
A. Dorsal view; B. Seta
c1
on dorsal idiosoma. C. Palp; D. Cheliceral stilettos; E. Leg I; F. Leg II.
Venter
—Anogenital area with six pairs of genital, four pairs of aggenital and
ps2
7
7 (7–8) in anal region. Epimeral formula: 3-1-4-3.
Gnathosoma
(
Fig. 8
C)—
Gnathosoma
partially visible. Setal pattern of palp (tarsus –genu): 5-2-2, palpal tarsus dumpy and short. Tarsus with seta
p'
ζ broadened and stout. Cheliceral stilettos length
28
30 (28–32) (
Fig. 8
D); length of palp
38
38 (38–39).
Legs
(
Figs. 8
E–F)—Length of legs I–IV as follows: leg I
150
149
(146–153)
, leg II
110
115 (110–121), leg III
147
150 (147–153) and leg IV
163
165 (163–168). All legs with two claws and a hairy empodium, empodial hooks present (
om
), strong, short. Solenidion (ωI) on tarsus I short, shorter than half width of tarsus. Tarsus I with
ft'
serrate shorter than
ft''
smooth. Setae
k
on tibia I forked. Leg setal formulae as follows (tarsus-trochanter): Leg I: 6 (1ω)-3(1k)-2-3-1; Leg II: 5(1ω)-1-0-3-1; Leg III: 5-1-0-1-1; Leg IV: 4-1-0-0-0.
Male: Not found.
Material examined
.
Brazil
:
Three females collected from Boqueirão do Leão County, Bordeaux variety, State of Rio Grande do Sul,
11/XII/2006
, coll. Horn, T.B., deposited at Museu de Ciências Naturais, UNIVATES - Centro Universitário, Lajeado, Rio Grande do Sul State,
Brazil
.
Distribution.
This is the first record of this species from the state of Rio Grande do Sul,
Brazil
.
Kaźmierski (1998b)
reported this species on an unidentified tree from
Costa Rica
.