Two remarkable new species of oribatid mites (Acari: Oribatida) from Acacia litter of Kerala, India
Author
Arun, A.
0000-0002-7448-439X
Division of Acarology, Department of Zoology, University of Calicut, Kerala, PO 673635, India.
Author
Ramani, N.
0000-0003-4030-5231
Division of Acarology, Department of Zoology, University of Calicut, Kerala, PO 673635, India. & drnramani @ gmail. com; https: // orcid. org / 0000 - 0002 - 7448 - 439 X
drnramani@gmail.com
text
Zootaxa
2020
2020-11-11
4877
3
539
558
journal article
7951
10.11646/zootaxa.4877.3.7
2e697ef5-3591-4c49-a68c-e32c4d395d7d
1175-5326
4570503
10BCCB7E-377B-4884-AE65-B7C2DD69E5B1
Key to the adults of known species of
Papillacarus
(
Vepracarus
)
of the world
1 Anal and adanal plates separated throughout their length......................................................
2
- Anal and adanal plates separated anteriorly and fused posteriorly..............................................
20
2 Notogastral setae tree shaped............................................................................
3
- Notogastral setae smooth, setiform, barbed or ciliate.........................................................
8
3 Notogaster with thickly punctate tubercles [
India
,
Vietnam
]....................
P.
(
V.
)
cornutus
(
Sarkar & Subías, 1984
)
- Notogaster with papilli.................................................................................
4
4
an
2
shorter than the distance between
an
1
and
an
2
............................................................
5
-
an
2 as long as or longer than the distance between
an
1 and
an
2..................................................
7
5 Notogastral bands absent [Cáucaso]............................................... P.
(
V
.)
abchasicus
Tarba, 1985
- Notogastral bands present...............................................................................
6
6 Sensillus with 9–10 long pectinations; notogastral band
S
5
present [
China
].
P.
(
V
.)
hexagonus
Ren, Yang, Liang & Xie, 2018
-
Sensillus with 13–14 long pectinations; notogastral band
S
5
absent [
Japan
, Tahiti. Tongatapu,
India
,
Philippines
,
Vietnam
,
Iran
].........................................................................
P.
(
V
.)
hirsutus
(
Aoki, 1961
)
7 All genital setae branched;
exa
as long as or longer than the distance between
exa
and
in
[
Korea
]...............................................................................................
P.
(
V.
)
koreanus
(
Mahunka, 1973
)
-
Anterior pairs of genital setae branched and posterior pairs simple;
exa
shorter than the distance between
exa
and
in
[
Senegal
,
Vietnam
]......................................................................
P.
(
V
.)
gueyeae
(
Pérez-Íñigo, 1989
)................................................................................................
8
ss
with long branches; notogastral setae variable in size and nature..............................................
9
-
ss
with short barbs; notogastral setae
c
1,
d
1 and
e
1 thin and smooth, others ciliate [
Iran
,
Spain
].............................................................................................
P.
(
V.
)
chamartinensis
Pérez-Íñigo, 1967
9 All primary notogastral setae barbed, branched or ciliate.....................................................
10
- At least two pairs of primary notogastral setae smooth.......................................................
18
10 Notogaster possess polygonal ornamentation..............................................................
11
- Notogaster without polygonal ornamentation, either with papilli or tubercles.....................................
12
11 Setae
c 1, d 1, f 1
almost same in length [
Brazil
].........................
P.
(
V
.)
parapolysetosus
Ermilov & Tolstikov, 2015
- Setae
c
1
,
d
1
, f
1
differ in length (
c
1
> d
1
> f
1
) [
Vietnam
]...................
P.
(
V
.)
polysetosus
Ermilov, Anichkin & Wu, 2012
12 Seta
in
with long branches [
Indonesia
].............................................
P
. (
V
.)
ramosus
Balogh, 1961
- Seta
in
setiform, ciliate................................................................................
13
13 Notogastral bands indistinct............................................................................
14
- Notogastral bands distinct.............................................................................
16
14 Rostrum more or less rectilinear with median angular incision [
Vietnam
]...............................................................................................
P
.
(
V
.)
whitteni
Fernández, Theron, Rollard & Leiva, 2015
- Rostrum narrowly round or truncate, without median incision.................................................
15
15 Genital setae very small, without branches [
China
,
Philippines
].......................
P.
(
V.
)
cruzae
Corpuz-Raros, 1979
- Antero-lateral pairs and two postero-lateral pairs of genital setae long and smooth, rest with short cilia [
Vietnam
]........................................................................................
P.
(
V
.)
luteus
Ermilov, 2015
16 All genital setae branched or barbed [
China
].................................
P.
(
V
.)
konglinensis
Chen & Yang, 2011
- Setae
g
7
, g
8
and
g
10
smooth, others branched................................................................
17
17 Neotrichal setae present from
e
series; setae
exp
,
in
and
le
sub- equal in length [
China
,
Iran
]...............................................................................................
P.
(
V.
)
punctatus
(Hu & X. Wang, 1990)
- Neotrichal setae present from
c
series; seta
exp
longer than
le
and
in
[
China
].............................................................................................
P.
(
V
.)
jinggangshanensis
(Y.
Chen, Yang & Liang, 2010
)
18 All prodorsal setae sub-equal in length [
Ukraine
]....................................
P.
(
V.
)
akimovi
Sergienko, 1992
- Prodorsal setae variable in length........................................................................ 19
19 Seta
in
as long as the marginal notogastral setae;
ss
with 16 long branches [
Philippines
]..................................................................................................
P
. (
V
.)
ramirezae
(
Corpuz-Raros, 1979
)
- Seta
in
much smaller than the marginal notogastral setae;
ss
with 11–12 long branches [
Iran
,
Thailand
]................................................................................................
P.
(
V.
)
ogawai
(
Aoki, 1965
)
20 Prodorsum and notogaster covered with large, finely punctate tubercles [
India
]................
P.
(
V
.)
acaciensis
sp. nov.
- Prodorsum and notogaster bear pappilli [
Bermuda
,
Cuba
,
Mexico
,
St. Lucia
].........
P.
(
V.
)
incompletus
(
Mahunka, 1985
)