Revision of the Australian Spider Genus Habronestes (Araneae: Zodariidae). Species of New South Wales and the Australian Capital Territory
Author
Baehr, Barbara
text
Records of the Australian Museum
2003
2003-12-10
55
3
343
376
https://journals.australian.museum/baehr-2003-rec-aust-mus-553-343376/
journal article
10.3853/j.0067-1975.55.2003.1389
2201-4349
10092723
Habronestes piccolo
n.sp.
Figs. 66
,
80, 81
,
100
,
121, 122
,
143
Type material
.
HOLOTYPE
3: NSW,
Barrington SF
,
Tugalow Ck
,
Barrington Trail, E
side of trail,
31°54'41"S
151°26'39"E
,
4.ii–9.iv.1993
, 1370 m, G/C,
AM
KS39146
.
PARATYPES
:
1♀
, 233, same data as holotype,
AM
KS39146
;
13
Barrington Tops SF
, W of jnctn of
Thunderbolts Track
&
Devil’s Hole
track,
31°54'56"S
151°28'37"E
,
4.ii– 9.iv.1993
, 1420 m, G/C,
AM
KS39144
.
Diagnosis
. Eyes in 2 rows, both rows procurved, PME and PLE largest. Most tiny of 3 smallest species with 2 pairs of white patches on anterior part of abdomen and 1 or 2 patches in front of spinnerets, differs from
H. wilkiei
and
H. minor
by shape of dorsal and retrolateral tegular apophysis and epigyne with lanceolate median scape.
Description
.
Male
(
holotype
). Total length 2.62; carapace 1.36 long, 1.00 wide; 0.56 high; cl/cw 1.36; sternum 0.74 long, 0.68 wide; sl/sw 1.09. Abdomen 1.26 long, 0.96 wide.
Colour
. Carapace, sternum sepia brown; chelicerae medium brown; maxillae pale brown, at margin mottled with darker brown; labium pale brown, base darker brown. Abdomen sepia brown with 2 pairs of white patches and 3 patches in front of spinnerets; laterally with 2 equally long white stripes. Legs yellow brown; clearly annulated; legs I–IV with white coxa, prolateral suture sepia brown, sepia brown trochanter, proximal
1
3
of femora white and distal
2
3
sepia brown, darker brown lateral stripes on patella and tibia; femur IV proximal ½ white distal ½ sepia brown.
Eyes
. In 2 rows each with 4 eyes, both rows procurved.PME, PLE largest. Eye group width 0.50 of headwidth; AME 0.06; ALE 0.06; PME 0.09; PLE 0.09; AME–AME 0.04; AME–ALE 0.04; ALE–PLE 0.02; PME–PME 0.04; PME–PLE 0.06. MOQ: AME–PME 0.24; AME–AME 0.16; PME–PME 0.22.
Clypeus & Chilum
. Clypeus 0.28 high; chilum undivided, long.
Legs
. Length formula 4132; metatarsi I, II with 1 row; III, IV with 2 rows of short modified ventral spines.
Male palp
(
Figs. 80, 81
,
100
). RCF deep,
2
3
of the cymbium length. LTA with a long, broad, horizontal stalk, and semicircular plate with long, sharp tip retrolaterally; DTA with short, thin stalk; VTA long with rounded tip. Tibiae short; DTiA with a sharp, dorsally elongate, tip; VTiA (
Fig. 81
).
Female
(
paratype
AM KS39146). Total length 3.32; carapace 1.48 long, 1.00 wide; 0.68 high; cl/cw 1.48; sternum 0.62 long, 0.74 wide; sl/sw 0.84.Abdomen 1.84 long, 1.28 wide.
Colour
. Same as male.
Eyes
. Eye group width 0.50 of headwidth; AME 0.06;ALE 0.06; PME 0.09; PLE 0.09;AME–AME 0.04; AME–ALE 0.04; ALE–PLE 0.02; PME–PME 0.04; PME– PLE 0.06. MOQ: AME–PME 0.24; AME–AME 0.16; PME– PME 0.22. Clypeus 0.38 high.
Epigyne
(
Figs. 121, 122
). With lanceolate median scape. Vulva with oval copulatory ducts ending in small globular spermathecae.
Distribution
. Northeastern
New South Wales
(
Fig. 143
)
Etymology
. Species name refers to the extremely small size of the species (Latin,
piccolo
= tiny).