Eurychoera quadrimaculata Thorell 1897,

Jäger, Peter, 2007, Spiders from Laos with descriptions of new species (Arachnida: Araneae), Acta Arachnologica 56 (1), pp. 29-58: 42-43

publication ID

http://doi.org/ 10.2476/asjaa.56.29

persistent identifier

http://treatment.plazi.org/id/D27487BF-FF8F-3B0A-FA93-3563746CFA82

treatment provided by

Jeremy

scientific name

Eurychoera quadrimaculata Thorell 1897
status

 

Eurychoera quadrimaculata Thorell 1897 

Figs. 26-34View Figs. 26 - 34

Material examined. 2 female, 1 immature, syntypes, Singapore, Workman ded., No. 1409, Collection T. Thorell, 823, 829, 790 ( NHRS Stockholm)  . 1 male ( RMBR), Singapore, Mac Ritchie Reservoir, web over jungle stream , Coll. Joseph K.H. Koh 81.05.0 1.0002 (body and pedipalpus in separate vials)  . 1 female ( RMBR), same data as for male except 81.05.0 1.0001  . 1 female ( RMBR), Singapore, Lower Peirce Reservoir, 2°forest along boardwalk , Coll . Joseph K.H. Koh 3.XI. 06.0001 

Diagnosis. See (differential) diagnosis in E. banna  .

Description. Male (n= l). PL 2.2, PW 1.8, AW 1.0, OL 2.6, OW 1.4. Leg I 10.8 (2.8, 1.0, 2.8, 2.7, 1.5). AME 0.18, ALE 0.15, PME 0.17, PLE 0.19. Chelicerae with 3 anterior and 3 posterior teeth, without denticles in the cheliceral furrow.

Colour (in ethanol). Prosoma reddish brown. Opisthosoma and legs yellowish brown. Dorsal opisthosoma with dark median band and white patches along its lateral margin. Ventral opisthosoma dark with white patch close behind epigastric furrow.

Female (n=2). PL 2.6-4.2, PW 2.2-3.4, OL 4.5-5.4, OW 2.4- 3.0.

Distribution. Known so far from Singapore and Malaysian peninsular ( Thorell 1897, Koh 1989, Murphy & Murphy 2000).

Biology. Specimens were seen in rolled leaf retreats and in nearby branches with legs stretched. Females with egg sacs in their chelicerae were observed walking around in the foliage and on branches outside the web (Koh, pers. comm.).

NHRS

Sweden, Stockholm, Naturhistoriska riksmuseet

RMBR

RMBR

AME

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

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Pisauridae

Genus

Eurychoera