Saaristattus tropicus, Dmitri V. Logunov & Galina N. Azarkina, 2008

Dmitri V. Logunov & Galina N. Azarkina, 2008, Two new genera and species of Euophryinae (Aranei: Salticidae) from SE Asia, Arthropoda Selecta 17 (1 - 2), pp. 111-115 : 115

Saaristattus tropicus sp.n.

Figs 10 ­19.

TYPES. Holotype ♂ ( MHNG), West Malaysia, Kedah, Pulau Langkawi, Gunung Raya , 700­800 m a.s.l., 6°23̓N, 99°48̓E, 1­ 7.01.2005 ƖAS-04/29 ], A. Schulz. Paratypes: 5 ♀♀ ( MHNG), together with the holotype .

ETHYMOLOGY. The species epithet is derived from the Latin ̒ tropicus ̓ meaning ̒tropical̓.

DIAGNOSIS. As that of the genus.

DESCRIPTION. Male (the holotype). Carapace 1.20 long, 0.90 wide, 0.55 high at PLE. Ocular area flat, 0.70 long, 0.85 wide anteriorly and 0.85 wide posteriorly; the 2nd eye row is in midway between AMEs and PLEs. Diameter of AME 0.30. Abdomen 1.10 long, 0.75 wide. Cheliceral length 0.30. Clypeal height 0.05. Length of leg segments: I 0.60 + 0.40 + 0.50 + 0.40 + 0.25; II 0.50 + 0.30 + 0.35 + 0.40 + 0.25; III 0.55 + 0.30 + 0.35 + 0.40 + 0.25; IV 0.70 + 0.30 + 0.55 + 0.55 + 0.30. Leg formula: IV, I, III, II. Leg spination: I: Tb v 2-2 -2; Mt v 2-2. II: Tb v 2-1 -2 ap; Mt rt 1- 1 ap, v-rt 1-1-1-2-1-1 ap. III-IV spineless. The general appearance as that of female, no special somatic features or modifications occur. Coloration. Carapace dark yellow, with brown sides and black eye field (Fig. 19). Clypeus is not marked, AMEs almost in contact with the anteriour edge of the carapace (Fig. 18). Cheeks and chelicerae dark brown. Maxillae and labium yellowish brown, with white tips. Sternum brown. Abdomen dark brown. Dorsum black, with scutum covering almost the entire dorsal surface; venter brown, with a small round scutum in front of the spinnerets. Book-lung covers and spinnerets dark brown. All legs are equally developed, without nay modification. All legs and palps yellow-brown. Palpal structure as in Figs 10 ­12; the well-developed cymbial pocket and the median apophysis present (arrowed in Figs 10 ­11), the embolus is strongly convoluted (three and a half coils; Fig. 12) and hidden in the cymbial pocket, the long and thin tibial apophysis presents and is bent ventrad.

Female (the paratype). Carapace 1.30 long, 0.90 wide, 0.55 high at PLE. Ocular area flat, 0.65 long, 0.90 wide anteriorly and 0.90 wide posteriorly; the 2nd eye row is in midway between AMEs and PLEs. Diameter of AME 0.25. Abdomen 1.25 long, 0.70 wide. Cheliceral length 0.30. Clypeal height 0.05. Length of leg segments: I 0.65 + 0.35 + 0.45 + 0.30 + 0.25; II 0.55 + 0.30 + 0.35 + 0.35 + 0.25; III 0.60 + 0.25 + 0.30 + 0.45 + 0.25; IV 0.70 + 0.30 + 0.50 + 0.55 + 0.25. Leg formula: IV, I, III, II. Leg spination: I: Tb v 2-2-2; Mt v 2-2. II: Tb v 2-2-2; Mt v 2-2 ap. III-IV spineless. The general appearance as that of male (Fig. 17). Coloration. Carapace dark yellow, with brownish margins. Eye field dark brown, almost black. Clypeus is not marked, AMEs almost in contact with the anteriour edge of the carapace. Cheeks dark brown. Chelicerae and sternum brown. Maxillae and labium yellowish brown, with white tips. Abdomen pale yellow to yellow. Dorsum grey to dark grey, with three yellow longitudinal stripes (Fig. 17). Book-lung covers and spinnerets grey. All legs are equally developed, without nay modification. All legs and palps brownish yellow. Palps without an apical claw. Epigyne and spermathecae as in Figs 14­16; the epigynal plate flat, with no median septum and epigynal pocket; the spermathecae is spiral (Fig. 15).

DISTRIBUTION. The type locality only.

Figures

Figs 10­19: Saaristattus tropicus sp.n. (♂ holotype, ♀ paratype): 10 C male palp, ventral view; 11 C ditto, retrolateral view; 12 C tegulum, dorsal view; 13 C male chelicera, ventral view; 14 C epigyne, ventral view; 15 C spermathecae, dorsal view; 16 C diagrammatic course of the insemination ducts; 17 C female general appearance, dorsal view; 18 C male carapace, lateral view; 19C male general appearance, dorsal view. Scale lines: 0.1 mm (10­15), 0.5 mm (17­19). PƲc. 10̅19: Saaristattus tropicus sp.n. (♂ FƟƌƟŦƲƞ, ♀ ƞapaŦƲƞ): 10 O ƞaƌbƞa caMUa, cBƲƷy; 11 O ŦƟAEe, cƷaJƲ-cÕƟĸy; 12 O ŦeFyƌyM, cƷaJƲ; 13 O xeƌƲUepa caMUa, cBƲƷy; 14 O ƞƲFƲBa, cBƲƷy; 15 O cƞepMaŦeĸa, cƁepxy; 16 O cxeMa ƞpƟŦƟĸƟƁ cƞepMaŦeĸƲ; 17 O ƟÕƜƲŭ ƁƲJ caMĸƲ, cƁepxy; 18 O FƟƌƟƁƟFpyJb caMUa, cÕƟĸy; 19 O ƟÕƜƲŭ ƁƲJ caMUa, cƁepxy. MacmŦaÕ: 0,1 MM (10̅15), 0,5 MM (17̅19).