Therlinya, a new genus of spiders from eastern Australia (Araneae: Amaurobioidea)
Gray, Michael R.
Smith, Helen M.
Records of the Australian Museum
2002
2002-10-30
54
3
293
293
7C93J
Gray & Smith, 2002
Gray & Smith
2002
[990,1252,1710,1734]
Arachnida
Stiphidiidae
Therlinya
Animalia
Araneae
11
303
Arthropoda
species
horsemanae
sp. nov.
Figs. 8a–f, 12
Type material. AUSTRALIA: QUEENSLAND—H OLOTYPE: Ƌ, KS58196 ( AMS), Bulburin Forestry Nursery, NW of Bundaberg, 24°31'S 151°29'E, 22 Mar. 1975, M. R. Gray& C. Horseman, sheet webs on roadside bank. PARATYPES: ♀, KS58199, data as for holotype; ♀, KS58197, Ƌ, KS58198, ♀KS71038, data as for holotype, except 21 Mar. 1975; Ƌ, KS69652, ♀, KS34798, Bulburin Forestry Area, 24°34'S Figure 8. Therlinya horsemanae. a,b, male palp (holotype): a, ventral; b, retrolateral. c–f, epigynum (KS58197): c, ventral; d, lateral; e, posterior; f, dorsal—internal genitalia. Scale lines 0.5 mm: vertical, a,b; horizontal, c–f. 151°29'E, 22 Mar. 1975, M. R. Gray& C. Horseman, 580 m, bank beside road; Ƌ, QMS45529, data as for holotype.
Diagnosis. CL 2.53–3.67. Separated from other species by possession of a short, broad scape, widely truncated at level of epigastric groove; and by the slender, apically pointed, distal conductor. Male( holotype). BL 5.96, CL 2.78 (2.53–2.98), CW 1.92, CapW 1.18, EGW 0.82, LL 0.41, LW 0.39, SL 1.31, SW 1.20. Legs: 1243 (I 14.82, II 13.55, III 10.53, IV 13.02); ratio tibia I length:CW = 1:0.50. Male palp: Fig. 8a,b. Cymbium with moderately developed retrolateral flange. Bulb subcircular with retrolaterally placed tegular lobe. Embolus origin basal. Stem of T-shaped conductor prolaterally directed, posterior limb placed prolaterally; tegular window placed basally. RTA weakly dorsad, visible in ventral view; RVTA moderately long, with beak-like apex turned toward upper side in ventral view. Female(KS58197). BL 7.51, CL 3.67 (3.06–3.67), CW 2.29, CapW 1.73, EGW 1.08, LL 0.57, LW 0.55, SL 1.73, SW 1.45. Standard colour pattern. Legs: 1423 (I 13.55, II 11.47, III 9.47, IV 11.84); ratio tibia I length:CW = 1:0.66. Epigynum: Fig. 8c–e. Scape short and broad, not extended beyond epigastric groove; in side view distoventral scape protuberant; epigynal fossae narrow, oriented horizontally. Internal genitalia: Fig. 8f.
Distribution. Recorded only from the typelocality near Bundaberg, Queensland.
Etymology. The specific name is in recognition of Christine Horseman, former Technical Officer in Arachnology at the Australian Museum.
AMS
Bulburin Forestry Nursery
Australia
-24.516666
NW of Bundaberg
1251
151.48334
11
303
1
Queensland
1975-03-22
R
Gray & C. Horseman
Australia
11
303
1
1
Queensland
paratype
1975-03-22
R
Gray & C. Horseman
Australia
11
303
2
2
Queensland
paratype
1975-03-21
R
Gray & C. Horseman
Australia
-24.566668
Bulburin Forestry Area
11
303
1
1
Queensland
paratype
S45529
1975-03-22
R, QM
Gray & C. Horseman
580
151.48334
12
304
1