Ancylometes japura, Höfer, H. & Brescovit, A. D., 2000

Höfer, H. & Brescovit, A. D., 2000, A revision of the Neotropical spider genus Ancylometes Bertkau (Araneae: Pisauridae), Insect Systematics & Evolution 31, pp. 323-360: 349-359

publication ID

HOEFER2000A

persistent identifier

http://treatment.plazi.org/id/85C3621E-D915-A45E-B2EF-C3B90B157841

treatment provided by

Thomas

scientific name

Ancylometes japura
status

sp. n.

Ancylometes japura   sp. n.

(Fig. 47, 48, 63)

Type material. - Female holotype from Rio Japurá, Amazonas, Brazil, June 19 1979, P. de Biasi col., deposited in IBSP 2930.

Etymology. - The specific name refers to the region where the only specimen of the species was collected.

Diagnosis. - Female characterized by large projection originating from anterior border of anteriorly large triangular median plate (Fig. 47) and throughout broad and straight, interiorly touching copulatory ducts (Fig. 48).

Description. - Female (holotype). Coloration as typical for genus. Chelicerae with 3 promarginal and 4 retromarginal teeth. Median plate of epigyne with typical bike-saddle form and bearing large broad projection. Lateral plates broad and only anteriorly covered by median plate (Fig. 47).

Spermathecae wide apart, copulatory ducts broad and straight, touching medianly, entering spermathecae from ventrally (Fig. 48).

Measurements. Total length 32.2. Prosoma 17.1 long, 13.6 wide. Clypeus 0.94. Eye diameters and interdistances: AME 0.66, ALE 0.4, PME 0.72, PLE 0.78; AME-AME 0.36, AME-ALE 0.68, PME-PME 0.36, PME-PLE 0.8, ALE-PLE 0.32, AME-PME 0.4, MOQ length 1.86, front width 1.6, back width 1.84. Epigyne: 4.3 long, 3.6 wide.

Legs. I-femur 14.2/ patella 6.4/ tibia 11.1/ metatarsus 10.4/ tarsus 5.1/ total 47.2; II- 13.0/ 6.8/ 10.7/ 9.6/ 5.0/ 45.1; III- 11.4/ 6.1/ 9.6/ 10.2/ 4.6/ 41.9; IV- 14.3/ 7.2/ 12.5/ 14.0/ 5.2/ 53.2. Leg spination: femora I p1-1, d1-1-1, r1-1-1; II p1-1-2, d1-1-1, r1-1-1; III-IV p1-1-1, d1-1-1, r1-1-1; tibiae I-II V2 -2-2-2; III-IV v2 -2-2, p1-1, r1-1; metatarsi I-II v2 -2-1, p1, r1; III v2 -2-2, p1-2-2, r1- 2-2; IV v2 -1-2-2, p2-1-1-1, r1-1-1-1; tarsi III v2 - 1-2-2; IV v2 -1-2-2-2-2.

Other material examined. - None.

Distribution. - Known only from the type locality Rio Japurá, Amazonas, Brazil (Fig. 63).

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Ctenidae

Genus

Ancylometes