Published December 31, 2017 | Version v1
Taxonomic treatment Open

Novalena ixtlan Maya-Morales & Jiménez, 2017, new species

Description

Novalena ixtlan new species

Figures 28 f, g, 29; Map 4

Type. Holotype male: MEXICO: Oaxaca: Municipality of Santa María Jaltianguis, road to Ixtlán de Juárez, 1.6–8 km NE El Punto, 2286 m, 3.IX.1961, Millers and Bogerts, deposited at AMNH.

Etymology. The specific name is a noun in apposition taken from the type locality.

Diagnosis. Novalena ixtlan can be distinguished from all other species by the presence of four rows of long and curved hairs on metatarsus and tarsus I and II (Fig. 29).

Description. Male (holotype): Carapace orange, cephalic region reddish. Chelicerae and condyles reddish. Endites and labium dark brown with white tips. Sternum orange with a central yellow spot. Legs orange, metatarsus and tarsus darker. Rings barely perceptible. Opisthosoma dark brown with anterior spot, two lateral bands that connect on the middle part, and posterior yellow spots. Spinnerets light brown. Total length 11.63.

Carapace length 5.63, width 4.5, cephalic region width 2.14, ocular region width 1.19. Eye diameter: AME 0.23, ALE 0.29, PLE 0.19, PME 0.25. Distance between eyes: AME-AME 0.1, AME-ALE 0.1, AME-PME 0.21, ALE- PLE 0.08, ALE-ALE 0.63, PME-PME 0.17, PME-PLE 0.19. Clypeus height 0.29. Chelicerae with three retromarginal teeth; basal segment length 2.19, fang length 1.05. Labium slightly longer than wide (0.86/0.81). Endites slightly convergent (distance at their base compared at their tips 0.81/0.43). Sternum longer than wide (2.62/2.24). Opisthosoma longer than wide (6.25/3.13). ALS separated by less their basal diameter (0.24/0.52), PLS with distal almost as long as basal segment (0.52/0.55). Leg lengths: I—femur 6.5/ patella-tibia 9.38/ metatarsus 7.75/ tarsus 3.38; II—5.63/ 7.5/ 6.25/ 2.63; III—5.13/ 6.13/ 5.75/ 2.38; IV—6.13/ 7.75/ 7.5/ 3.25. Spination: femur dorsal I—1-2 -3/ II—1-3 -3/ III—1-3 -3/ IV—1-2 -3; patella I—dorsal 1-1/ prolateral 1/ retrolateral 0; II—1-1 / 1/ 0; III—1-1 / 1/ 1; IV—1-1 / 1/ 1; tibia I—dorsal 1-1-0/ ventral 2-2-2/ prolateral 1-1-0/ retrolateral 0; II—1-1 -0/ 2-2-2/ 1-1-0/ 0; III—1-1 -0/ 2-2-2/ 1-1-0/ 1-1-0; IV—1-1 -0/ 2-2-2/ 1-1-0/ 1-1-0; metatarsus I—0/ 2-2-2/ 1-0-0/ 0; II—0/ 2-2-2/ 1-0-0/ 1-0-0; III—2-1 -2/ 2-2-2/ 1-1-0/ 1-0-1; IV—3-1 -2/ 2-2-2/ 0-1-1/ 0-0-1. Metatarsus and tarsus I and II with four rows of long and curved hairs (Fig. 29). Number of trichobothria on tarsus: I—7, II—6, III—7, IV—6. Number of dorsal spines on pedipalp: femur 3, tibia 2. Cymbium length 2.12, width 1.06. Embolus curved; conductor distally notched; tegular median process ectally notched and with a rounded tip; dorsal projection of RTA with two small subprocesses, ventral projection short (Fig. 28 f, g).

Female. Unknown.

Distribution. MEXICO: Oaxaca (Map 4).

Notes

Published as part of Maya-Morales, Julieta & Jiménez, María Luisa, 2017, Revision of the funnel-web spider genus Novalena (Araneae: Agelenidae), pp. 1-88 in Zootaxa 4262 (1) on pages 54-55, DOI: 10.5281/zenodo.571683

Files

Files (3.3 kB)

Name Size Download all
md5:19738fa71de07e8090c6c85ae13f5e4b
3.3 kB Download

System files (13.4 kB)

Name Size Download all
md5:b5a05988bbff76a39380135464a7b5b6
13.4 kB Download

Linked records

Additional details

Biodiversity

Collection code
AMNH
Event date
1961-09-03
Family
Agelenidae
Genus
Novalena
Kingdom
Animalia
Order
Araneae
Phylum
Arthropoda
Species
ixtlan
Taxonomic status
sp. nov.
Taxon rank
species
Type status
holotype
Verbatim event date
1961-09-03
Taxonomic concept label
Novalena ixtlan Maya-Morales & Jiménez, 2017