A Revision of the Spider Genus Zorocrates Simon (Araneae, Zorocratidae)
Author
PLATNICK, NORMAN I.
Author
UBICK, DARRELL
text
American Museum Novitates
2007
2007-06-28
3579
1
44
http://www.bioone.org/doi/abs/10.1206/0003-0082%282007%293579%5B1%3AAROTSG%5D2.0.CO%3B2
journal article
10.1206/0003-0082(2007)3579[1:AROTSG]2.0.CO;2
0003-0082
5388198
Zorocrates chiapa
,
new species
figures 58–62
; map 3
TYPE: Female
holotype
from a hillside
5 miles
northeast of
Chiapa
,
16
°
45
9
N
,
92
°
58
9
W
,
Chiapas
,
Mexico
(
Aug. 26, 1966
;
J., W. Ivie
), deposited in AMNH
.
ETYMOLOGY: The specific name is a noun in apposition taken from the
type
locality.
DIAGNOSIS: Males and females have not been collected together and are only tentatively matched here; males can easily be recognized by their trifid, only lightly sclerotized median apophysis and the bifid tip of the tegular apophysis (
figs. 58–60
), females by the protuberant anterior epigynal margin overlying an anteromedian depression (
fig. 61
).
MALE: Total length 12. Coloration as in
Z. fuscus
except abdominal dorsum with median longitudinal pale stripe formed of fused
Figs. 58–62.
Zorocrates chiapa
,
new species
.
58.
Left male palp, prolateral view.
59.
Same, ventral view.
60.
Same, retrolateral view.
61.
Epigynum, ventral view.
62.
Same, dorsal view.
chevrons. Leg spination: femora: I p0-0-2; II p0-1-1; IV p2-2-1, r0-0-2; patellae IV r0-1-0; tibiae: I d0-0-0, p1-1-1, v4-2-2; II d0-0-0, p1-1- 1, v4-2-2, r1-0-1; III r1-0-1; IV d1-1-1; metatarsi: I p1-1-1, v2-2-2. Cribellum present. Retrolateral tibial apophysis small, abruptly bent at about half its length; median apophysis almost hyaline, with three prongs; tegular apophysis distally bifid (
figs. 58–60
).
FEMALE: Total length 17. Coloration as in male. Leg spination: femora: I p0-0-2, r0-1-1; II p0-1-2, r1-0-0; IV p2-0-1, r0-0-1; patellae IV r0-1-0; tibiae: I, II d0-0-0, p1-0-1, v4-2-2, r0-0- 0; III r1-0-1; IV d1-1-1; metatarsi: I p0-0-0, v2- 2-2, r0-0-0; II p0-0-1, r0-0-0. Cribellum present. Anterior epigynal margin protuberant, elevated over anteromedian depression; spermathecae with anterior, medially directed blind lobes (
figs. 61, 62
).
OTHER
MATERIAL
EXAMINED:
MEXICO
:
Chiapas
:
15 mi
NW
Arriaga
,
16
°
25
9
N
,
94
°
01
9
W
,
Aug. 27, 1966
(
J., W. Ivie
, AMNH),
2♀
;
Parque Nacional Sumidero
,
June 1, 1990
, elev.
1000 m
(
H., A. Howden
, AMNH), 33;
Tuxtla Gutiérrez
,
Oct. 1, 1984
(
J. Welch
, CJC),
1♀
.
DISTRIBUTION: Known only from
Chiapas
,
Mexico
(map 3).