Scratching the surface? Taxonomic revision of the subgenus Schizoptera (Odontorhagus) reveals vast undocumented biodiversity in the largest litter bug genus Schizoptera Fieber (Hemiptera: Dipsocoromorpha)
Author
Leon, Stephanie
Author
Weirauch, Christiane
text
Zootaxa
2016
4184
2
255
284
journal article
37901
10.11646/zootaxa.4184.2.2
6dce6de7-19d7-462d-a123-e94ad5135e89
1175-5326
164749
5B8F792E-EEDB-494D-9EB3-48CA6174CC6E
Schizoptera
(
Odontorhagus
)
trivialis
,
n. sp.
(
Figs 4
,
6
and
7
)
Diagnosis.
Distinguished among species of
Schizoptera
(
Odontorhagus
)
by the flat head, the large eyes, the small blade-like process of the subgenital plate, the cactus-shaped left conjunctival appendage, and the wide slit of the anophore.
Holotype
:
ECUADOR
:
Orellana
:
Tiputini Biodiversity Station
nr
Yasuni National Park
,
0.63194
°
N
76.14417
°
E
,
220 m
,
26 Oct 1998
,
T. L. Erwin
et al.
, 1Ƌ (00026820) (
USNM
)
.
PARATYPES
:
COLOMBIA
:
Putumayo
:
PNN
La Paya Cabaña Viviano Cocha
,
0.11667
°
S
74.93333
°
W
,
320 m
,
20 Sep 2001
-
26 Sep 2001
,
D. Campos
, 1Ƌ (00100849) (IAvH).
ECUADOR
:
Napo
:
Res. Ethnica Waorani,
1 km
S. Onkone Gare Camp
,
39.16667
°
N
76.43333
°
E
,
220 m
,
21 Jun 1994
, T. L. Erwin
et al.
, 1♂ (00028431) (USNM);
21 Jun 1994
, T. L. Erwin
et al.
, 2♀ (00028435, 00028436) (USNM);
21 Jun 1994
, T. L. Erwin
et al.
, 1♂ (00028430) (USNM);
21 Jun 1994
, T. L. Erwin
et al.
, 1♂ (00028432) (USNM);
25 Jun 1994
, T. L. Erwin
et al.
, 1Ƌ (00028434), 1♀ (00028439) (USNM);
25 Jun 1994
, T. L. Erwin
et al.
, 1♀ (00028437) (USNM);
25 Jun 1994
, T. L. Erwin
et al.
, 1Ƌ (00028433) (USNM). Res. Ethnica Waorani,
1km
S. Onkone Gare Camp, 0.63333
°
N 76.6
°
E,
220 m
,
15 Jan 1994
, T. L. Erwin
et al.
, 1♀ (00028422) (USNM);
18 Jan 1994
, T. L. Erwin
et al.
, 2♂ (00028415, 00028416) (USNM);
18 Jan 1994
, T. L. Erwin
et al.
, 1♀ (00028424) (USNM);
19 Jan 1994
, T. L. Erwin
et al.
, 1♀ (00028426) (USNM);
19 Jan 1994
, T. L. Erwin
et al.
, 1♀ (00028427) (USNM);
19 Jan 1994
, T. L. Erwin
et al.
, 1♀ (00028425) (USNM);
20 Jan 1994
, T. L. Erwin
et al.
, 1♀ (00028428) (USNM);
22 Jan 1994
, T. L. Erwin
et al.
, 2♂ (00028418, 00028419) (USNM);
24 Jan 1994
, T. L. Erwin
et al.
, 1♂ (00028421), 1♀ (00028429) (USNM);
24 Jan 1994
, T. L. Erwin
et al.
, 1Ƌ (00028420) (USNM).
Orellana
:
Tiputini Biodiversity Station
, nr
Yasuni National Park
,
0.63194
°
S
76.14416
°
W
,
250 m
,
24 Oct 1998
,
T. L. Erwin
et al.
,
1♀
(00026867), 3Ƌ (00026868- 00026870) (
USNM
)
.
Tiputini Biodiversity Station
nr
Yasuni National Park
,
0.63194
°
N
76.14417
°
E
,
220 m
,
26 Oct 1998
,
T. L. Erwin
et al.
, 2Ƌ (00026821, 00026822),
1♀
(00026823) (
UCR
)
.
Transect Ent.
1 km
S. Onkone Gare Camp
,
Reserva Etnica Waorani
,
Onkone Gare Camp
,
0.65714
°
N
76.453
°
E
,
216 m
, 0
3 Oct 1996
,
T. L. Erwin
et al.
,
1♀
(00026846) (
USNM
)
.
Description.
Male
: length:
1.38–1.42 mm
; body ovoid;
COLORATION:
general coloration light brown; fuscous patch absent; Sc+C concolorous with remainder of hemelytra (
Fig. 4
).
SURFACE AND VESTITURE:
as in subgeneric description.
STRUCTURE:
HEAD: flat in ventral view (
Fig. 4
); eyes 1 1/3 times wider than synthlipsis. THORAX: as in subgeneric description; hemelytron as in subgeneric description; M2 vein distinctly curving; anterior membranal cell wedge-shaped. ABDOMEN: as in subgeneric description; stVI without process on posterior margin; subgenital plate weakly asymmetrical; lateral process of subgenital plate blade shaped; (
Fig.
6V
); tVII rectangular; tVIII weakly trapezoidal; length of tVIII about 1/2 length of tVII. GENITALIA: py as in subgeneric description; rp as in subgeneric description; lp as in subgeneric description with two blunt dorsal processess; rca uniformly thin; lca small, about 1/3 length of rca, and cactus-shaped (
Fig.
6V
); vesica uniformly thin, forming at least three coils; anophore as in subgeneric description with a prominent, elongate slit.
Female
: length
1.42 mm
; general habitus as in male.
Distribution.
Known from three localities in the western region of northern South America: the
Putumayo department
in
Colombia
, and the
Napo
and
Orellana
provinces in
Ecuador
(
Fig. 7
).
Etymology.
Named for the ordinary, rather non-descript shape of the subgenital plate after the Latin “
trivialis
” meaning trivial or ordinary.