Syleus rufus
Syleus rufus











Syleus rufus Roewer, 1955 is a species in the genus Syleus (Eupnoi:Sclerosomatidae).



rufus: red-haired (Latin), referring to the predominent colour of the body of this species.


Holotype is in the Naturmuseum Senckenberg; #9902129-RII/2129/205-66[2]


This species can be distinguished from the other members of the genus by having no apophysis on the patella of the pedipalps, having a line of 4 scutal thorns, the first and last being smaller than the middle ones.


Länge : Körper 4(M), 5 (F); 1-4 Femur 3:5:3:3,8; 1-4 Bein 12:23:12:17 mm.

Tuber oculorum überall (oben, vorn, hinten und basal) wie Carapax, Scutum und freie Tergite gleichmäßig und sehr fein bekörnelt; die 4 Scutumdornen bis zur Basis glatt und der 1 und 4 gleichgroß und kleiner als der 2 und 3. Dorn (diese beiden gleichgroß); freie Sternite matt-glatt; Coxen gleichmäßig bekörnelt und verstreut behaart, ihre Randhöckerchen 3spitzig; übrige Beinglieder bis zur Tibia bezähnelt; 1 Cheliceren-Glied dorsal glatt; Palpen : Femur ventral bezähnelt, Patella ohne Apophyse und wie Tibia unbewehrt, Tarsus unbewehrt (F) oder mit ventraler Zähnchen-Längsreihe (M).

Färbung des Tuber oculorum und der 4 Scutumdornen tief-schwarz; Carapax, Scutum, freie Tergite und Sternite rostrot, einfarbig; Coxen und Trochanteren dunkler rotbraun; übrige Beinglieder einfarbig dunkelbraun; Cheliceren rostgelb; Palpen dunkelbraun, mit rostgelbem Tarsus.

Translated by Google

Length: Body 4(M), 5(F); Femurs 1-4: 3:5:3:3.8; Legs 1-4: 12:23:12:17 mm.

The ocular tubercle is evenly and very finely granulated all over (top, front, back and basal, such as carapace, scutum, and free tergite); the scutum has 4 smooth thorns, the first and fourth being equal and smaller than the second and third (which are also equal); free sternite flat and smooth; Coxae uniformly granulated and with sparse hairs, their edges are 3-pointed; Other members up to the tibia with teeth; the first cheliceral limb is smooth dorsally; Pedipalps: Femur with teeth ventrally, Patella without apophyse and the tibia is unarmoured, Tarsus unarmoured (F) or with a ventral longitudinal row of teeth (M).

Colour of the ocular tubercle and the 4 Scutal thorns deep black; Carapax, Scutum, free tergite and sternite solidly rusty; Coxae and trochanters dark red-brown; Other members plain dark brown; Chelicerae rusty-yellow; Pedipalps dark brown, with rusty yellow tarsus.


  • Location: India (Palni Hills)[1]



  1. 1.0 1.1 1.2 1.3 Roewer, C.F. (1955a) Indoaustralische Gagrellinae (Opiliones, Arachnidae). (Weitere Weberknechte XVIII). 3. Teil. Senckenbergiana Biologica, Frankfurt, 36(1/2), 71–121.
  2. SeSam Senckenberg Database:

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