Three new species of eriophyid mites (Acari: Eriophyidae) from the State of São Paulo, Brazil
Author
Flechtmann, Carlos H. W.
Author
De, Gilberto J.
Author
Moraes
text
Zootaxa
2002
2002-02-25
23
1
8
journal article
http://doi.org/10.5281/zenodo.4620101
39d17491-be8b-49ef-aad7-d7cc5e379496
11755326
4620101
920E0BDA-9021-463C-92AD-000F936E2E2A
Abacarus nectandrae
n. sp.
(
Fig.
1
)
DIAGNOSIS – With
7
rayed empodium, no seta on tibia I and femur I and epigynium with arched transversal lines.
REMARKS
–
This new species is unique among the members of the genus
Abacarus
by missing setae concurrently on tibia and femur of leg I.
FEMALE – (n =
6
). Idiosoma
174
(
145187
) long,
61
(
5461
) wide.
Gnathosoma
25
, antapical seta not discernible; basal seta
4
(
34
).
Prodorsal shield
37
(
3641
) long, with distinct frontal lobe; anterior half with short longitudinal dashes, separated from posterior half by a sinuous transverse line; posterior half with admedian lines, and a transverse line curved backwards between shield tubercles. Dorsal shield tubercles distinctly elongate, directing scapular seta (
sc
) backwards. Scapular seta
35
(
3235
) apart, needlelike,
9
(
89
) long.
Legs
: leg
I
25
(
2326
); femur elongate,
9
(
79
), femoral seta (
bv
) missing; genu
4
(
3 4
), genual seta (
l”
)
26
(
2527
); tibia
4
(
34
), tibial seta (
l’
) missing; tarsus
5
(
56
), solenidion (Z) knobbed,
4
(
57
), empodium
7
rayed,
5
long, dorsal seta (
ft’
)
13
(
1114
), lateral seta (
ft”
)
18
(
1618
), unguinal seta (
u’
)
5
(
45
). Leg
II
21
(
2123
); femur
9
(
89
),
bv
19
(
1820
); genu
3
,
l”
12
(
1112
); tibia
3
; tarsus
4
(
45
), solenidion (Z) long,
15
(
1518
), empodium
5
(
46
),
7
rayed,
ft’
4
,
ft”
22
(
2226
),
u’
4
(
34
).
Coxisternal area:
coxae I fused, granulated, no sternal line; coxal seta I (
1
b
)
4
(
45
),
7
(
58
) apart; coxal seta II (
1
a
)
20
(
1420
),
11
(
1112
) apart; coxal seta III (
2
a
)
31
(
3033
),
23
apart. Coxigenital area with
2
(
23
) transverse lines of microtubercles and no other evidence of annuli. Genitalia
18
(
1819
) wide,
18
(
1418
) long; epigynium with
2
pairs of curved transverse lines; genital seta (
3
a
)
25
(
2233
).
Opisthosoma
: dorsomedian ridge extends to approximately midway the distance between ventral setae II and III; lateral ridges fade away shortly behind. Lateral seta (
c
2
)
42
(
4044
), on annulus
3
(
34
), counting from rear margin of genitalia; ventral seta I (
d
)
53
(
4958
),
34
(
3335
) apart, on annulus
14
; ventral seta II (
e
)
42
(
3847
),
19
(
1821
) apart, on annulus
29
(
2628
); ventral seta III (
f
)
13
(
1215
),
12
(
1213
) apart, on annulus
45
(
4245
) or
6
th from rear. Total ventral anuli
50
(
4750
), with elongate microtubercles; total dorsal annuli
43
(
4245
), smooth except for the caudal
9
(
78
) annuli which bear minute beadlike microtubercles on posterior margins. Caudal seta (
h
2
)
46
(
4049
), accessory seta (
h
1
)
1
(
12
).
MALE – not seen.
TYPE MATERIAL –
Female
holotype
,
23
female
paratypes
,
from
Nectandra membranacea
(Sw.) Griseb
, (
Lauraceae
),
Pariqueraaçu
,
São Paulo
,
Brazil
(
24
o
36
’
51
”S
,
47
o
53
’
22
” W
), coll.
G.J. Moraes
,
19
May
2001
, on
6
microscopic preparations deposited in the collection of Departamento de Entomologia, Fitopatologia e Zoologia Agricola, Universidade de São Paulo,
ESALQ
, Piracicaba, SP, Brazil
.
RELATIONSHIP TO HOST – vagrants on the underside of leaves; no apparent damage.
ETYMOLOGY – The specific designation
nectandrae
is derived from
Nectandra
, the name of the genus of the plant on which the new species was collected.