Aruattus agostii, 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 : 112

publication ID

https://doi.org/ 10.5281/zenodo.10880117

DOI

https://doi.org/10.5281/zenodo.10879620

persistent identifier

https://treatment.plazi.org/id/816ECE59-BC7A-7007-53A4-FD84FC88FDA2

treatment provided by

Plazi

scientific name

Aruattus agostii
status

sp.n.

Aruattus agostii View in CoL sp.n.

Figs 1­9. View Figs 1­9

TYPES. Holotype ♂ ( MHNG), Indonesia, Aru Islands Ɩ= Aroe Islands], Wokan , c. 5 km of mouth of Sungai Tunguvatu, Om, primary forest on limestone, 22.08.1991 ƖF 91-937 ], D. Agosti. Paratypes: 3♂♂ ( MHNG), together with the holotype ; 1 ♀ ( MHNG), Indonesia, Aru Islands Ɩ= Aroe Islands], Kola, Island Wafan , secondary forest, limestone, 20 m a.s.l., leaf litter, 27.08.1991 ƖF 91- 968 ], D. Agosti ; 1 ♂ ( MHNG), Indonesia, Kai Besar Ɩ= Great Kai Island], Bombay , G. Dab, south face, secondary forest on limestone, 300 m a.s.l., leaf litter, 5.09.1991 ƖF 91-1048 ], D. Agosti .

ETHYMOLOGY. The species is named after its collector, D. Agosti.

DIAGNOSIS. As that of the genus.

DESCRIPTION. Male (the holotype): Carapace 1.10 long, 1.05 wide, 0.70 high at PLE. Ocular area 0.65 long, 0.97 wide anteriorly and 0.95 wide posteriorly; the 2nd eye row is in midway between AMEs and PLEs. Diameter of AME 0.30. Abdomen 0.95 long, 0.70 wide. Cheliceral length 0.30. Clypeal height 0.05. Length of leg segments: I 0.60 + 0.40 + 0.45 + 0.40 + 0.25; II 0.50 + 0.30 + 0.35 + 0.35 + 0.20; III 0.55 + 0.25 + 0.35 + 0.45 + 0.25; IV 0.60 + 0.30 + 0.45 + 0.60 + 0.30. Leg formula: IV, I, III, II. Leg spination: I: Fm d 0-0-1-1; Tb v 2-2 -2-2; Mt v 2-2 - 2. II: Fm d 0-0-1-1; Tb v 1-1 -0-0; Mt v 1-1 -2 ap. III: Fm d 0-0-1-2; Tb pr and rt 0-1, v 1 -0-2 ap; Mt pr and rt 0-0-2 ap, v 0-0-2 ap. IV: Fm d 0-0-1-1; Tb pr 0-1, rt 0-1-0, v 1 -0-2 ap; Mt pr and rt 0-0-2 ap; v 0-0-2 ap. Colouration. Carapace high, with a very short thoracal part; light brown, with black around eyes (Fig. 9). Sternum yellow-brown. Clypeus and cheeks brown, sparsely covered with white hairs and bristles. Chelicerae brown. Sternum brown. Maxillae and labium yellow-brown, with white apexes. Abdomen brown-grey: dorsum with poorly marked dorsal grey reticulate pattern, and the anteriour two thirds of dorsum covered with brownish scutum (Fig. 7); venter yellow. Book-lung covers and spinnerets brownish. Legs and palps brownish. Palpal structure as in Figs 1 View Figs 1­9 ­2; the embolar disk with a tooth (arrowed in Fig. 2), the mediumsized tibial apophysis presents.

Female (the paratype): Carapace 1.20 long, 1.10 wide, 0.65 high at PLE. Ocular area 0.65 long, 1.05 wide anteriorly and 1.05 wide posteriorly; the 2nd eye row is in midway between AMEs and PLEs. Diameter of AME 0.35. Abdomen 1.15 long, 1.00 wide. Cheliceral length 0.25. Clypeal height 0.05. Length of leg segments: I 0.75 + 0.35 + 0.50 + 0.40 + 0.30; II 0.60 + 0.30 + 0.35 + 0.40 + 0.25; III 0.60 + 0.30 + 0.40 + 0.50 + 0.20; IV 0.70 + 0.30 + 0.50 + 0.60 + 0.25. Leg formula: IV, I, III, II. Leg spination: I: Fm d 0-0- 0-1-1; Tb v 2-2 -2-2 ap; Mt v 2-2 -2 ap. II: Fm d 0-0-0-1-1; Tb v 1 -0-2 ap; Mt v 2-2 -2 ap. III: Fm d 0-0-0-1-3; Tb v 1 -0- 2 ap; Mt pr and rt 1-1, v 0-2-2 ap. IV: Fm d 0-0-0-1-1; Tb v 1 - 0-2 ap; Mt pr 0-0-1 ap, rt 0-1-2 ap; v 0-2-2 ap. Colouration. Carapace dark brown, with black around eyes. Chelicerae yellow-brown. Sternum yellowish brown. Maxillae and labium yellow-brown, with white apexes. Abdomen yellow-brown, ventrally with two brown stripes. Dorsum yellow-brown.Book-lung covers and spinnerets yellow-brown. All legs and papls brown. Palps without an apical claw. Epigyne and spermathecae as in Figs 4­6; the epigynal plate with no median septum and epigynal pocket, the prominent proximal reservoir of the spermathecae is well-developed (arrowed in Fig. 5).

DISTRIBUTION. Indonesia: Aru Islands and Kai Besar Ɩpresent data].

MHNG

Switzerland, Geneva, Museum d'Histoire Naturelle

AME

USA, Florida, Gainesville, University of Florida, Florida Museum of Natural History, Allyn Museum

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Salticidae

Genus

Aruattus

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