Published December 31, 2006 | Version v1
Taxonomic treatment Open

Xysticus demirsoyi Dermir, Topçu & Türkeş, 2006, sp. n.

Description

Xysticus demirsoyi sp. n.

Figs 1-8

Material. Holotype [[male]] (NUAM), TURKEY: Niğde Province, Maden Village, (2500 m.) (37°26'N, 34°37'E) 10.VI.2001, leg. Tuncay Türkeş. Paratypes 2 [[males]], 1 [[female]] (NUAM), together with holotype, leg. Tuncay Türkeş.

Etymology. The new species is named in honour of famous Turkish zoologist Prof. Dr. Ali Demirsoy.

Diagnosis. Based on the arrangement of the two tibial apophyses of the male palp, and the flat tegulum without apophyses, this new species included in the sabulosus-group of Xysticus (Simon 1932). The males of X. demirsoyi sp. n. are similar to X. sabulosus (Hahn, 1832) (cf. Thaler 1981: figs 52, 57; Jantscher 2002: figs 5, 6) and X. secedens L. Koch, 1876 (cf. Thaler 1981: figs 53, 58), but can be separated from them by the fish scale-like surface of the basal embolus, the position of the tegular ridge, and the shape of the tibial apophyses. The female resembles X. xerodermus Strand, 1913 (cf. Logunov & Demir 2006: figs 8-10), but can be separated from this and all other species by the shape of its spermathecae.

Description. Measurements (holotype %/ paratype &). Carapace: 3.5 long, 3/3.2 wide. Abdomen: 3.3/4 long, 2.6/3.6 wide. Clypeus 0.25/0.35 long, chelicera 1.15 long. Eye sizes and inter distances: MOA–WA 1.15/1.25, MOA–WP 1.6/1.75, MOA–L 0.45, AME–AME 0.40/050, AME–ALE 0.20/025, PME–PME 0.45/0.50, PME–PLE 0.50. Leg measurements:

Male. Carapace red brown with yellow V-shaped mark. Eye tubercles yellow. Sternum, labium, maxillae and chelicerae yellow with dark brown spots. Dorsum of abdomen light brown, with white stripes anteriorly and on sides, covered with long setae.

Spinnerets yellow, distally brownish. Legs variegated (with brownish spots), tarsi and metatarsi creamy-coloured. Leg I spination: femur d. 1 –2–1–1– 1, p. 1 –1–2–2– 2, v. 2 –2–2–2– 2ap., tibia p. 2 –1– 1, r. 1 –1– 1, v. 2 –2–2–2– 2ap., metatarsus p. 1 –1– 1ap., r. 1 –0– 1ap., v. 2 –2–2–2– 2ap. Palpal structure as in Figs 1-2, 5-7.

Female. Coloration generally lighter than in male. Carapace light brown with wide yellow median band. Clypeus, chelicerae, maxillae and labium yellow. Sternum yellow with light brown spots. Dorsum of abdomen creamy with white and light brown spots. Spinnerets yellow. All legs yellow with dark brown spots, with dorsal and ventral longitudinal brown stripes on femora, patellae and tibia. Leg I spination: femur p. 1 –1– 1, tibia v. 2 –2–2– 2ap., metatarsus p. 1 –1–1– 1ap., r. 1 –0-1– 1ap., v. 2 –2–2–2– 2. Epigyne and spermathecae as in Figs 3-4, 8.

Distribution. Only the type locality.

Notes

Published as part of Dermir, Hakan, Topçu, Aydin & Türkeş, Tuncay, 2006, A new species of the genus Xysticus C. L. Koch from Turkey (Araneae: Thomisidae), pp. 45-49 in Zootaxa 1364 on pages 46-48

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Linked records

Additional details

Biodiversity

Collection code
NUAM
Event date
2001-06-10
Family
Thomisidae
Genus
Xysticus
Kingdom
Animalia
Order
Araneae
Phylum
Arthropoda
Species
demirsoyi
Taxon rank
species
Type status
Holotype , Paratypes
Verbatim event date
2001-06-10
Taxonomic concept label
Xysticus demirsoyi Dermir, Topçu & Türkeş, 2006