A Taxonomic Revision Of The Spider Genus Meriola Banks (Araneae: Trachelidae)
Author
González, María E.
0000-0003-1609-0314
mariaegm86@gmail.com
Author
Grismado, Cristian J.
0000-0002-1260-7964
grismado@macn.gov.ar
Author
Ramírez, Martín J.
0000-0002-0358-0130
ramirez@macn.gov.ar
text
Zootaxa
2021
2021-02-24
4936
1
1
113
journal article
7437
10.11646/zootaxa.4936.1.1
5404afb9-168e-4d0f-b386-da1c314df1d9
1175-5326
4559165
DAC2F49B-EE13-4827-B549-C59B9C43550B
Meriola rahue
Platnick & Ewing
Figs 1e
,
4d
,
5
,
70–72
,
95b
Meriola rahue
Platnick & Ewing, 1995: 35
, figs 92–96 (male
holotype
and female
allotype
from
16 km
from
Rahue on Rt.
46,
Neuquén
,
Argentina
, in AMNH, not examined).
Diagnosis.
Males (
Figs 71
,
72
) can be recognized by the RTA in a dorsal position, which is curved ventrally. Females are distinguished by the epigyne with a small, triangular anterior hood and oval secondary spermathecae with relatively long stalks (
Fig. 70h
;
Platnick & Ewing 1995
: figs 95, 96).
Description.
Male and female described by
Platnick & Ewing (1995)
.
Natural history and habitat.
The specimens were found between
800–1500 m
altitude, in forests of
Nothofagus dombeyi
(coihue),
N. antarctica
(ñire) and
Chusquea
(caña colihue) or under rocks. Many specimens were collected by pitfall traps.
Distribution.
Known from
Neuquén
and Río Negro provinces in
Argentina
and Osorno province in
Chile
(
Fig. 95b
).
FIGURE 72.
Meriola rahue
Platnick & Ewing
, male (MACN-Ar 20251).
a
, habitus, anterior view;
b
, left palp, ventral view;
c
, same, prolateral view;
d
, same, retrolateral view.
New records.
ARGENTINA
:
Neuquén
:
Lácar: Parque Nacional Lanín, Lago Queñi,
S 40.159353°
,
W 71.709362°
,
15.II.1996
, M. Ramírez,
1 male
(MACN-Ar 16335).
Los Lagos
: Parque Nacional Nahuel Huapi, Cerro La Mona (M4S6E06),
S 40.57163°
,
W 71.69777°
, elev.
1300 m
,
I.2006
, pitfall traps, V. Werenkraut,
1 male
(MACN-Ar 20503). Parque Nacional Nahuel Huapi, Cerro La Mona (M4S8M06),
S 40.57575°
,
W 71.69948°
, elev.
1095 m
,
III.2006
, pitfall traps, V. Werenkraut,
1 male
(MACN-Ar 20276). RP 65, pasando Arroyo Pedregoso (LT352E5),
S 40.62246°
,
W 71.59593°
, elev.
852 m
,
I.2005
, forest of
Nothofagus dombeyi
(coihue),
N. antarctica
(ñire) and
Chusquea
(caña colihue), pitfall traps, P. Sackmann,
2 males
(MACN-Ar 16339). Zapala: Parque Nacional Nahuel Huapi, Cerro Pelado (M2S6E05),
S 40.93134°
,
W 71.33495°
, elev.
1318 m
,
I.2005
, pitfall traps, V. Werenkraut,
1 male
, temporary preparations MGM-00113–00114, MGM-00116–00117 (MACN-Ar 21642).
Río Negro:
Bariloche: Parque Nacional Nahuel Huapi, Cerro Tronador,
S 41.171787°
,
W 71.872928°
,
23.XII.2014
, under rocks, A. Porta,
1 female
, sample MGM-00424, MGM-00493 (MACN-Ar 33092). Parque Nacional Nahuel Huapi, Cerro Challhuaco (M5S4M06),
S 41.24917°
,
W 71.28273°
, elev.
1203 m
,
III.2006
, pitfall traps, V. Werenkraut,
1 male
, MGM-00494–00495 (MACN-Ar 20251). Parque Nacional Nahuel Huapi, Cerro Challhuaco (M5S4M05),
S 41.24917°
,
W 71.28273°
, elev.
1203 m
,
III.2005
, pitfall traps, V. Werenkraut,
1 male
, temporary preparations MGM- 00122, MGM-00125–00127 (MACN-Ar 21964). Pasando Paso Cretón, poco antes de Pampa Linda (LT552E5),
S 41.24963°
,
W 71.74312°
, elev.
874 m
,
I.2005
, forest of
Nothofagus antarctica
(ñire), pitfall traps, P. Sackmann,
1 female
,
2 males
, temporary preparations MGM-00118–00121, MGM-00123–00124 (MACN-Ar 16338). Parque Nacional Nahuel Huapi, Cerro Challhuaco (M5S7E05),
S 41.26248°
,
W 71.29703°
, elev.
1509 m
,
I.2006
, pitfall traps, V. Werenkraut,
1 male
(MACN-Ar 21774).
CHILE
: Región X de Los Ríos: Provincia de Osorno:
Parque Nacional Puyehue, Antillaca,
S 40.775000°
,
W 72.191667°
, elev.
1050–1350 m
,
30.XII.2000
, alpine meadow, pitfall traps, K. Miller, I. Agnarsson, F. Álvarez, J. Coddington & G. Hormiga,
1 female
(NMNH 01561).