3567
Author
Cruz Da Silva, Estevam L.
Author
Carico, James E.
text
Zootaxa
2012
2012-11-29
3567
1
64
journal article
11755334
80BD7F09-06D8-4C00-84AC-FB487E676FF1
Thaumasia diasi
new species
Figs 1
,
19
,
115–118
Type.
Male
holotype
from
Mata do Buraquinho
,
João Pessoa
, Paraíba,
Brazil
[
07°06’S
,
34°51’W
], 2003-2004,
S. C. Dias
(
IBSP 99992
).
Paratype
:
one male
from
Sucua Province
,
Morona-Santiago
,
Ecuador
[
02°27’S
,
78°10’W
], VI-VII.1979,
N. Engler
(
MCZ
90523)
.
Etymology.
The specific name is a noun and a patronym in honor of the arachnologist and collector of the
holotype
, Sidclay C. Dias.
Conditions of
holotype
.
Missing right leg IV, left tarsus IV and right leg I loose in the vial.
Diagnosis.
The males of
T. diasi
sp. nov.
(
Figs. 115–117
) resemble those of
T. peruana
sp. nov.
(
Fig. 128
) by the divided and slender apex of the median apophysis (MA), but can be distinguished by the undivided median apophysis (
Figs 115, 117
) and by the thick, short and curved ental branch of RTA (
Fig. 116
).
Description.
Male (
Holotype
, João Pessoa,
Paraíba
,
Brazil
, IBSP 99992). Total length 6.05. Carapace 3.40 long, 3.15 wide, light brown with a thin white lateral band formed by small white bristles. Clypeus light brown, 0.44 high. Anterior eye row slightly procurved (
Fig. 19
), 0.76 wide; posterior recurved, 1.52 wide. Eye diameters, interdistances, and median ocular quadrangle: AME 0.14, ALE 0.11, PME 0.24, PLE 0.22; AME-AME 0.12, AME-ALE 0.09, PME-PME 0.28, PME-PLE 0.34, OQA 0.40, OQP 0.74, OQH 0.54. Chelicerae reddish-brown with a lateral tuft of white bristles (
Fig. 19
). Sternum whitish, bristly; 1.41 long, 1.49 wide. Labium dark brown, light brown distally, 0.49 long, 0.55 wide. Legs brown, unmarked; relative length: I-II-IV-III, I—femur 4.15/ patella-tibia 5.81/ metatarsus 3.56/ tarsus 1.66/ total 15.18; II—4.31/ 5.31/ 3.40/ 1.57/ 14.59; III—3.56/ 4.23/ 2.65/ 1.24/ 11.68; IV—4.73/ 5.47/ 3.81/ -/ 14.01. Ventral pairs of macrosetae on tibiae: I-4; II-4; III-3; IV-4. Superior tarsal claw with ten teeth and inferior with one tooth (
Fig. 118
). Abdomen 2.57 long, dark gray with two lateral thin white bands formed by small white bristles; dorsum with an irregular light brown patch on cardiac area; with two pairs of sigillae. Venter yellow, with scattered bristles. Palpus with a divided median apophysis, with a longer and slender apex (
Figs 115, 117
) and short distal tegular projection (
Fig. 115
). Ental branch of RTA short, with a lateral groove (
Fig. 116
) and ectal branch of RTA with a thin and folded apex (
Fig. 116
).
Female.
Unknown.
Distribution.
Brazil
(
Paraíba
),
Ecuador
(Sucua Province) (
Fig. 1
).