The spider family Selenopidae (Arachnida, Araneae) in Australasia and the Oriental Region
Author
Crews, Sarah C.
Author
Harvey, Mark S.
text
ZooKeys
2011
99
1
104
http://dx.doi.org/10.3897/zookeys.99.723
journal article
http://dx.doi.org/10.3897/zookeys.99.723
1313-2970-99-1
Makdiops montigenus (Simon, 1889)
comb. n.
Figs 81-84112Map 3
Selenops montigena
Simon 1889b
: 335.
Gravely 1931
: Fig. 15D.
Type material.
Holotype female (apparently lodged in ZSI; not examined):Jaonsar, Kumia, Uttarakhand, India [
30°33'N
,
78°10'E
], 6000 feet, Oldham. The female type was not examined, but it is clear from
Gravely's
(1931) illustration that this is the same species.
Other material examined:
INDIA: Himachal Pradesh: Patlikuhl Town,
32°07.4'N
,
77°08.8'E
, 1200m, 17-23.VI.1999, Y. Marusik, 4♀ (ZMUM); Jharkhand: 6 miles northeast of Borio [
25°07'N
,
87°37'E
], 220 m, 30.X.1961, E.S. Ross, D.Q. Cavagnaro, 1♂ (CAS 9031587); Uttarakhand: Bhowali [
29°23'N
,
79°31'E
], 1800 m, 1.XII.1961, E.S. Ross, D.Q. Cavagnaro, 1♂, 1♀ (CAS 9031784); 5 miles southwest of Dehra
Dun
[
30°15'N
,
77°56'E
], 600 m, 9.XII.1961, E.S. Ross, D.Q. Cavagnaro, 1♂ (CAS 9031785); 8 miles southwest Dehra Dun [
30°15'N
,
77°56'E
], 750 m, 11.XII.1961, E.S. Ross, D.Q. Cavagnaro, 1♀ (CAS 9031585); Gobind Ghat Village,
30°37.5'N
,
79°33.5'E
, 1750-1900 m, 17-23.V.1999, Y. Marusik, 2♀, 2 immature (ZMUM); Joshimath Town,
30°33.3'N
,
79°33.9'E
, 1870 m, 14.V.1999, Y Marusik, 1♀ (ZMUM). NEPAL: Chitwan National Park, near Sauraha [
27°29'N
,
84°21'E
], 1♂ (CAS sel_985).
Literature records.
INDIA: Jharkhand: Chota Nagpur, pass between Chaibassa and Chaardharpur [
22°35'N
,
85°43'E
] (
Gravely 1931
); Uttarakhand: Painsur, above Lohba [
30°04'N
,
79°19'E
], 8000 feet (
Gravely 1931
).
Diagnosis.
Males can be separated from other selenopids by the RTA, a single, bifid process, the large T-shaped conductor, and the small, hooked MA (Figs 83-84). In females, the internal ducts are convoluted and laterally asymmetrical (Fig. 82).
Figures 81-88. Copulatory organs of
Makdiops montigenus
comb. n., female from Bhowali, Uttarakhand, India (CAS 9031784) (81-82), male from Bhowali, Uttarakhand, India (CAS 9031784) (83-84),
Makdiops mahishasura
sp. n., female holotype from Punjur, India (CAS 9031588) (85-86), and
Makdiops nilgirensis
sp. n., female holotype from Karteri Valley, Tamil Nadu, India (MHN) (87-88), 81, 85, 87 epigyne, ventral view 82, 86, 88 spermathecae, dorsal view 83 male pedipalp, ventral view 84 male pedipalp, retrolateral view. Scale bar: 0.50 mm. Abbreviations: CO = copulatory openings, EP = epigynal pockets, SP = spermathecae, SD = sperm ducts, PF = posterodorsal fold, C = conductor, E = embolus, MA = median apophysis, RTA = retrolateral tibial apophysis.
Description.
Female (CAS 9031784):Color: carapace uniformly red-brown; sternum yellow-brown, darker around border; chelicerae uniformly dark red-brown; maxillae brown, lightening distally; labium pale yellow-brown, lightening distally; abdomen dorsally cream colored with darker cardiac mark and some darker w-shaped marks caudally, festoon mark also present caudally; ventrally pale yellow-brown; legs tan, darkening distally, no annulations visible. Cephalothorax: setae long and thin; 0.91 times longer than broad; fovea longitudinal, broad, somewhat shallow. Eyes: AER nearly straight; PER slightly recurved; PME larger than AME, PLE largest, ALE smallest; eye group width 2.18; eye diameters, AME 0.17, ALE 0.13, PME 0.23, PLE 0.31; interdistances AME-ALE 0.57, PME-PLE 0.55, ALE-PLE 0.38, AME-PME 0.15; ocular quadrangle AME-AME 0.27, PME-PME 0.92; clypeus 0.06 high. Mouthparts:chelicerae with a few stout setae medially and anteriorly; lateral boss present, smooth; promargin with 3 teeth, retromargin with 2 teeth; maxillae longer than broad, with tuft of conspicuous setae distally; labium distally rounded. Sternum:0.96 times longer than broad, posteriorly indented. Pedipalp: claw present, without teeth. Legs:leg I much shorter than legs II, III and IV; leg formula 2341; some scopulae on tarsus I and distally on metatarsus I; tarsus
I-IV
with strong claw tufts; pr claw with c. 10 teeth, rl claw with none; spination: leg I, Fm pr 1
-1-
0, d 1
-1-
1, rl 1
-0-
0; Ti v 2
-2-
2; Mt v 2
-2-
2; Ti and Mt I and II with strong spines; leg II, Fm pr 0, d 1
-1-
1, rl 0; Ti 2
-2-2-
2; Mt v 2
-2-
2; leg III, Fm pr 0, d 1
-1-
1, rl 0; Ti v 1
-1-
0; Mt 2-0; leg IV, Fm pr 0, d 1
-1-
1, rl 0; Ti v 1-1; Mt 1-0. Abdomen:terminal setal tufts present. Epigyne:sinusoidal m-shaped ridge located medially, copulatory openings underneath, epigynal pockets present; internally, ducts are convoluted, laterally asymmetrical, differing in their folding amongst specimens, leading to long spermathecae at the lateral margins, small posterodorsal infoldings (Figs 81-82). Dimensions: Total length 9.31. Cephalothorax length 4.07, width 4.46. Sternum length 2.20, width 2.30. Abdomen length 5.24, width 4.07. Pedipalp: Fm 1.34, Pt 0.80, Ti 0.82, Ta 1.34, (total) 4.30. Leg I: Fm 4.40, Pt 2.30, Ti 3.51, Mt 3.17, Ta 1.40, (total) 14.78. Leg II: Fm 5.38, Pt 2.34, Ti 4.44, Mt 3.70, Ta 1.49, (total) 17.35. Leg III: Fm 5.36, Pt 1.97, Ti 4.45, Mt 3.51, Ta 1.34, (total) 16.63. Leg IV: Fm 5.15, Pt 1.72, Ti 3.7, Mt 3.52, Ta 1.34, (total) 15.43.
Male (CAS sel_985): Color: carapace uniformly red-brown; sternum yellow brown, darker around border; chelicerae uniformly dark red-brown; maxillae brown, lighten
ing
distally; labium pale brown; abdomen dorsally cream colored with darker cardiac mark and some darker w-shaped marks and festoon caudally; ventrally pale yellow-brown; legs tan, darkening distally, no annulations visible. Cephalothorax:setae long and thin; 0.91 times longer than broad; fovea longitudinal, broad, somewhat shallow. Eyes:AER nearly straight; PER slightly recurved; PME larger than AME, PLE largest, ALE smallest; eye group width 2.24; eye diameters, AME 0.23, ALE 0.13, PME 0.29, PLE 0.38; interdistances AME-ALE 0.52, PME-PLE 0.50, ALE-PLE 0.40, AME-PME 0.10; ocular quadrangle AME-AME 0.25, PME-PME 0.86; clypeus 0.06 high. Mouthparts:chelicerae with a few stout setae medially and anteriorly; lateral boss present, smooth; promargin with 3 teeth, retromargin with 2 teeth; maxillae longer than broad, with tuft of conspicuous setae distally; labium distally rounded. Sternum:0.96 times longer than broad, posteriorly indented. Pedipalp:femur, spination dorsal 0
-1-
2; retrolateral tibial apophysis with 1 apophysis that is bifid, the posterior process longer, tapering and slightly truncate at the tip, the ventral process shorter, pointier; retrolateral basal cymbial process absent; cymbial scopulae present, cymbium oval; conductor emerging from center of bulb on a long stalk, T-shaped, tapering to a point, pointed laterally; embolus very long and slender, beginning at 4
o'clock
, terminating at 2
o'clock
; median apophysis small, hooked on end, directed distally (Figs 83-84). Legs:leg I much shorter than leg I but only slightly shorter than leg III; leg formula 2314; scopulae absent on all legs; tarsus
I-IV
with strong claw tufts; pr claws with c.10-15 teeth, rl claw lacking teeth; spination: leg I, Fm pr 1
-1-
0, d 1
-1-
1, rl 1
-1-
1; Ti v 2
-2-
2, rl 1
-0-
0; Mt v 2
-2-
2; Ti and Mt I and II with strong spines; leg II, Fm pr 1
-0-
0, d 1
-1-
1, rl 1
-1-
1; Ti 2
-2-
2; Mt v 2
-2-
2; leg III, Fm pr 1
-0-
0, d 1
-1-
1, rl 1
-1-
1; Ti v 1
-1-
0; Mt 2-0; leg IV, Fm pr 0, d 1
-1-
1, rl 0; Ti v 1-1; Mt 1-0. Abdomen:terminal setal tufts present. Dimensions: Total length 9.78. Cephalothorax length 4.25, width 4.68. Sternum length 2.40, width 2.50. Abdomen length 5.53, width 4.44. Pedipalp: Fm 1.68, Pt 0.94, Ti 0.77, Ta 1.62, (total) 5.01. Leg I: Fm 6.04, Pt 2.48, Ti 5.70, Mt 5.13, Ta 1.83, (total) 21.18. Leg II: Fm 7.99, Ti 7.41, Mt 6.77, Ta 1.94, (total) 26.75. Leg III: Fm 7.33, Ti 5.62, Mt 5.15, Ta 1.59, (total) 21.85. Leg IV: Fm 6.15, Pt 2.19, Ti 5.36, Mt 5.38, Ta 1.66, (total) 20.75.
Natural history.
Collected under bark and rocks, and taken from over 2500 m elevation.
Distribution.
This species is found in northern India and Nepal, near the Himalaya Mountains (Map 3).