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Synthetonychia sinuosa

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Synthetonychia sinuosa
Synthetonychia sinuosa Forster-1954
Synthetonychia sinuosa Forster, 1954 (from original description)









Synthetonychia sinuosa Forster, 1954 belongs to the genus Synthetonychia (Laniatores:Synthetonychiidae).



  • S.s. male(1) (holotype): Canterbury Museum, Christchurch; #903[1]
  • S.s. male(1) (paratype): Canterbury Museum, Christchurch; #904[1]
  • S.s. male(2) (paratypes): Canterbury Museum, Christchurch; #901[1]


(from Forster, 1954[1])

  • Color: Reddish-brown.
  • Body: The scute is finely and uniformly granulate. The eyes are separated from the anterior margin of the carapace by a distance equal to 1/3 of the length of the scute, separated from each other by a distance equal to 3x their diameter. The genital operculum is of the shape shown in Fig. 732 with small antero-lateral lobes, twice as long as it wide at the base.
  • Genitalia: The aedeagus is flattened dorso-ventrally, with two small lateral spines at about 2/3 of its length and terminated sharply (Fig. 731). There are 10 setae near the base of the aedeagus.
  • Chelicerae: Normal.
  • Pedipalls: (Fig 730). There is a small rounded tubercle on the disto-dorsal surface of the trochanter and another on the proximo-dorsal surface of the femur. Tibia with a strong, sharply pointed disto-dorsal process. Tarsus slender, strongly sinuous, spine short, less than ½ the length of tarsal claw.
  • Legs: Smooth apart from a few small setose tubercles on femora. Tarsal formula Tarsal claws 3 and 4 as shown in Fig. 733, arolium slender, spinous, extending well beyond median branch.
  • Measurements (mm): Scute: 1.68x1.36; Legs: 3.44, 4.55, 3.68, 4.84; Pedipalp: 2.72; Chelicera: 1.00


  • female unknown[1]
  • Location: Franz Josef & Okarito, Westland, New Zealand (South Island)[1]


  • Forster, 1954:279[1]
  • World Checklist[2]

Additional images - GalleryEdit


  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Forster, R.R. (1954) The New Zealand harvestmen (sub-order Laniatores). Canterbury Museum bulletin, Christchurch, 2, 1–329.
  2. Kury AB, Mendes AC & Souza DR (2014) World Checklist of Opiliones species (Arachnida). Part 1: Laniatores – Travunioidea and Triaenonychoidea. Biodiversity Data Journal 2: e4094. doi: 10.3897/BDJ.2.e4094

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