Ptyctimous mites (Acari, Oribatida) of Tanzania
Author
Niedbała, Wojciech
text
Acarologia
2017
2017-11-14
57
4
957
1072
http://dx.doi.org/10.24349/acarologia/20174217
journal article
10.24349/acarologia/20174217
2107-7207
5402635
21351710-FE9E-4E20-A29D-C480D3BA56FD
Euphthiracarus
(
Pocsia
)
secundus
(Mahunka, 1983)
(
Fig. 19
A-E)
Pocsia secunda
Mahunka, 1983
.
Diagnosis — Measurements of
paratype
: prodorsum: length 215, height 94, width 177, setae:
ss
66,
in
106,
le
and
ro
86,
ex
18; notogaster: length 419, height 298, width 308, setae:
c
1
45,
c
1
/c
1
-d
1
=0.45,
c
2
83,
cp
81,
ps
1
53; genitoaggenital plate 152×76,
ag
2
35,
ag
1
20; anoadanal plate 159×43. Sizes of
paratype
are higher than the dimensions given by
Mahunka (1983a)
.
Species
of medium size; colour light brown.
Prodorsum
with single lateral carinae; sensilli gradually thickening, pointed distally, without well separated head, covered with small spines; interlamellar, lamellar and rostral setae covered with small spines; rostral and lamellar setae nearly equal in length situated in the same level; exobothridial setae minute;
in
>
ro
=
le
>
ss
>
ex
.
Notogaster
with relatively short setae, setae
c
2
and
cp
longer than other setae; setae of row
c
remote from anterior margin, setae
c
1
more, setae
c
3
less remote.
Ventral region
; setae
h
of mentum considerably longer than distance between them; 7 or 8 pairs of genital setae, the last posterior pair the longest; 2 pairs of aggenital setae present, setae
ag
2
longer than
ag
1
.
Chaetome
of legs (without tarsi): I:1-3-5(2)-5(1),
II
:1- 4-3(1)-5(1),
III
: 2-2-2(1)-2(1),
IV
: 2-1-1(1)-2(1); all tarsi monodactylous
.
Localities in
Tanzania
: Uluguru Mts:
Mahunka 1983a
,
Niedbała 1998
; Nguru Mts.
Distribution — Afrotropical species known only from
Tanzania
, probably endemic.